40939367020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1\times {\mathrm{1523}}^1$

素因数の和:2179

約数の個数: 96

約数和(自身を含む): 91816659648

約数和(自身を除く): 50877292628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 173, 340, 346, 457, 692, 865, 914, 1523, 1730, 1828, 2285, 2941, 3046, 3460, 4570, 5882, 6092, 7615, 7769, 9140, 11764, 14705, 15230, 15538, 25891, 29410, 30460, 31076, 38845, 51782, 58820, 77690, 79061, 103564, 129455, 155380, 158122, 258910, 263479, 316244, 395305, 517820, 526958, 696011, 790610, 1053916, 1317395, 1344037, 1392022, 1581220, 2634790, 2688074, 2784044, 3480055, 4479143, 5269580, 5376148, 6720185, 6960110, 8958286, 11832187, 13440370, 13920220, 17916572, 22395715, 23664374, 26880740, 44791430, 47328748, 59160935, 89582860, 118321870, 120409903, 236643740, 240819806, 481639612, 602049515, 1204099030, 2046968351, 2408198060, 4093936702, 8187873404, 10234841755, 20469683510, 40939367020]

約数ペア:

[(1, 40939367020), (2, 20469683510), (4, 10234841755), (5, 8187873404), (10, 4093936702), (17, 2408198060), (20, 2046968351), (34, 1204099030), (68, 602049515), (85, 481639612), (170, 240819806), (173, 236643740), (340, 120409903), (346, 118321870), (457, 89582860), (692, 59160935), (865, 47328748), (914, 44791430), (1523, 26880740), (1730, 23664374), (1828, 22395715), (2285, 17916572), (2941, 13920220), (3046, 13440370), (3460, 11832187), (4570, 8958286), (5882, 6960110), (6092, 6720185), (7615, 5376148), (7769, 5269580), (9140, 4479143), (11764, 3480055), (14705, 2784044), (15230, 2688074), (15538, 2634790), (25891, 1581220), (29410, 1392022), (30460, 1344037), (31076, 1317395), (38845, 1053916), (51782, 790610), (58820, 696011), (77690, 526958), (79061, 517820), (103564, 395305), (129455, 316244), (155380, 263479), (158122, 258910)]