27728540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 70326144

約数和(自身を除く): 42597604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 53, 70, 74, 101, 106, 140, 148, 185, 202, 212, 259, 265, 370, 371, 404, 505, 518, 530, 707, 740, 742, 1010, 1036, 1060, 1295, 1414, 1484, 1855, 1961, 2020, 2590, 2828, 3535, 3710, 3737, 3922, 5180, 5353, 7070, 7420, 7474, 7844, 9805, 10706, 13727, 14140, 14948, 18685, 19610, 21412, 26159, 26765, 27454, 37370, 37471, 39220, 52318, 53530, 54908, 68635, 74740, 74942, 104636, 107060, 130795, 137270, 149884, 187355, 198061, 261590, 274540, 374710, 396122, 523180, 749420, 792244, 990305, 1386427, 1980610, 2772854, 3961220, 5545708, 6932135, 13864270, 27728540]

約数ペア:

[(1, 27728540), (2, 13864270), (4, 6932135), (5, 5545708), (7, 3961220), (10, 2772854), (14, 1980610), (20, 1386427), (28, 990305), (35, 792244), (37, 749420), (53, 523180), (70, 396122), (74, 374710), (101, 274540), (106, 261590), (140, 198061), (148, 187355), (185, 149884), (202, 137270), (212, 130795), (259, 107060), (265, 104636), (370, 74942), (371, 74740), (404, 68635), (505, 54908), (518, 53530), (530, 52318), (707, 39220), (740, 37471), (742, 37370), (1010, 27454), (1036, 26765), (1060, 26159), (1295, 21412), (1414, 19610), (1484, 18685), (1855, 14948), (1961, 14140), (2020, 13727), (2590, 10706), (2828, 9805), (3535, 7844), (3710, 7474), (3737, 7420), (3922, 7070), (5180, 5353)]