28154360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1867}}^1$

素因数の和:1920

約数の個数: 64

約数和(自身を含む): 70610400

約数和(自身を除く): 42456040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1867, 1885, 3016, 3734, 3770, 7468, 7540, 9335, 14936, 15080, 18670, 24271, 37340, 48542, 54143, 74680, 97084, 108286, 121355, 194168, 216572, 242710, 270715, 433144, 485420, 541430, 703859, 970840, 1082860, 1407718, 2165720, 2815436, 3519295, 5630872, 7038590, 14077180, 28154360]

約数ペア:

[(1, 28154360), (2, 14077180), (4, 7038590), (5, 5630872), (8, 3519295), (10, 2815436), (13, 2165720), (20, 1407718), (26, 1082860), (29, 970840), (40, 703859), (52, 541430), (58, 485420), (65, 433144), (104, 270715), (116, 242710), (130, 216572), (145, 194168), (232, 121355), (260, 108286), (290, 97084), (377, 74680), (520, 54143), (580, 48542), (754, 37340), (1160, 24271), (1508, 18670), (1867, 15080), (1885, 14936), (3016, 9335), (3734, 7540), (3770, 7468)]