286750840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{1381}}^1$

素因数の和:1600

約数の個数: 64

約数和(自身を含む): 671652000

約数和(自身を除く): 384901160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 179, 232, 290, 358, 580, 716, 895, 1160, 1381, 1432, 1790, 2762, 3580, 5191, 5524, 6905, 7160, 10382, 11048, 13810, 20764, 25955, 27620, 40049, 41528, 51910, 55240, 80098, 103820, 160196, 200245, 207640, 247199, 320392, 400490, 494398, 800980, 988796, 1235995, 1601960, 1977592, 2471990, 4943980, 7168771, 9887960, 14337542, 28675084, 35843855, 57350168, 71687710, 143375420, 286750840]

約数ペア:

[(1, 286750840), (2, 143375420), (4, 71687710), (5, 57350168), (8, 35843855), (10, 28675084), (20, 14337542), (29, 9887960), (40, 7168771), (58, 4943980), (116, 2471990), (145, 1977592), (179, 1601960), (232, 1235995), (290, 988796), (358, 800980), (580, 494398), (716, 400490), (895, 320392), (1160, 247199), (1381, 207640), (1432, 200245), (1790, 160196), (2762, 103820), (3580, 80098), (5191, 55240), (5524, 51910), (6905, 41528), (7160, 40049), (10382, 27620), (11048, 25955), (13810, 20764)]