20417711220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1\times {\mathrm{4603}}^1$

素因数の和:5934

約数の個数: 144

約数和(自身を含む): 65257832640

約数和(自身を除く): 44840121420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1297, 1710, 2594, 3420, 3891, 4603, 5188, 6485, 7782, 9206, 11673, 12970, 13809, 15564, 18412, 19455, 23015, 23346, 24643, 25940, 27618, 38910, 41427, 46030, 46692, 49286, 55236, 58365, 69045, 73929, 77820, 82854, 87457, 92060, 98572, 116730, 123215, 138090, 147858, 165708, 174914, 207135, 221787, 233460, 246430, 262371, 276180, 295716, 349828, 369645, 414270, 437285, 443574, 492860, 524742, 739290, 787113, 828540, 874570, 887148, 1049484, 1108935, 1311855, 1478580, 1574226, 1749140, 2217870, 2623710, 3148452, 3935565, 4435740, 5247420, 5970091, 7871130, 11940182, 15742260, 17910273, 23880364, 29850455, 35820546, 53730819, 59700910, 71641092, 89551365, 107461638, 113431729, 119401820, 179102730, 214923276, 226863458, 268654095, 340295187, 358205460, 453726916, 537308190, 567158645, 680590374, 1020885561, 1074616380, 1134317290, 1361180748, 1701475935, 2041771122, 2268634580, 3402951870, 4083542244, 5104427805, 6805903740, 10208855610, 20417711220]

約数ペア:

[(1, 20417711220), (2, 10208855610), (3, 6805903740), (4, 5104427805), (5, 4083542244), (6, 3402951870), (9, 2268634580), (10, 2041771122), (12, 1701475935), (15, 1361180748), (18, 1134317290), (19, 1074616380), (20, 1020885561), (30, 680590374), (36, 567158645), (38, 537308190), (45, 453726916), (57, 358205460), (60, 340295187), (76, 268654095), (90, 226863458), (95, 214923276), (114, 179102730), (171, 119401820), (180, 113431729), (190, 107461638), (228, 89551365), (285, 71641092), (342, 59700910), (380, 53730819), (570, 35820546), (684, 29850455), (855, 23880364), (1140, 17910273), (1297, 15742260), (1710, 11940182), (2594, 7871130), (3420, 5970091), (3891, 5247420), (4603, 4435740), (5188, 3935565), (6485, 3148452), (7782, 2623710), (9206, 2217870), (11673, 1749140), (12970, 1574226), (13809, 1478580), (15564, 1311855), (18412, 1108935), (19455, 1049484), (23015, 887148), (23346, 874570), (24643, 828540), (25940, 787113), (27618, 739290), (38910, 524742), (41427, 492860), (46030, 443574), (46692, 437285), (49286, 414270), (55236, 369645), (58365, 349828), (69045, 295716), (73929, 276180), (77820, 262371), (82854, 246430), (87457, 233460), (92060, 221787), (98572, 207135), (116730, 174914), (123215, 165708), (138090, 147858)]