39358220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 96768000

約数和(自身を除く): 57409780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 31, 44, 55, 58, 62, 110, 116, 124, 145, 155, 199, 220, 290, 310, 319, 341, 398, 580, 620, 638, 682, 796, 899, 995, 1276, 1364, 1595, 1705, 1798, 1990, 2189, 3190, 3410, 3596, 3980, 4378, 4495, 5771, 6169, 6380, 6820, 8756, 8990, 9889, 10945, 11542, 12338, 17980, 19778, 21890, 23084, 24676, 28855, 30845, 39556, 43780, 49445, 57710, 61690, 63481, 67859, 98890, 115420, 123380, 126962, 135718, 178901, 197780, 253924, 271436, 317405, 339295, 357802, 634810, 678590, 715604, 894505, 1269620, 1357180, 1789010, 1967911, 3578020, 3935822, 7871644, 9839555, 19679110, 39358220]

約数ペア:

[(1, 39358220), (2, 19679110), (4, 9839555), (5, 7871644), (10, 3935822), (11, 3578020), (20, 1967911), (22, 1789010), (29, 1357180), (31, 1269620), (44, 894505), (55, 715604), (58, 678590), (62, 634810), (110, 357802), (116, 339295), (124, 317405), (145, 271436), (155, 253924), (199, 197780), (220, 178901), (290, 135718), (310, 126962), (319, 123380), (341, 115420), (398, 98890), (580, 67859), (620, 63481), (638, 61690), (682, 57710), (796, 49445), (899, 43780), (995, 39556), (1276, 30845), (1364, 28855), (1595, 24676), (1705, 23084), (1798, 21890), (1990, 19778), (2189, 17980), (3190, 12338), (3410, 11542), (3596, 10945), (3980, 9889), (4378, 8990), (4495, 8756), (5771, 6820), (6169, 6380)]