11387420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 26320896

約数和(自身を除く): 14933476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 271, 382, 542, 764, 955, 1084, 1355, 1910, 2101, 2710, 2981, 3820, 4202, 5420, 5962, 8404, 10505, 11924, 14905, 21010, 29810, 42020, 51761, 59620, 103522, 207044, 258805, 517610, 569371, 1035220, 1138742, 2277484, 2846855, 5693710, 11387420]

約数ペア:

[(1, 11387420), (2, 5693710), (4, 2846855), (5, 2277484), (10, 1138742), (11, 1035220), (20, 569371), (22, 517610), (44, 258805), (55, 207044), (110, 103522), (191, 59620), (220, 51761), (271, 42020), (382, 29810), (542, 21010), (764, 14905), (955, 11924), (1084, 10505), (1355, 8404), (1910, 5962), (2101, 5420), (2710, 4202), (2981, 3820)]