407752180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:937

約数の個数: 96

約数和(自身を含む): 979776000

約数和(自身を除く): 572023820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 79, 110, 116, 145, 158, 220, 290, 316, 319, 395, 580, 638, 790, 809, 869, 1276, 1580, 1595, 1618, 1738, 2291, 3190, 3236, 3476, 4045, 4345, 4582, 6380, 8090, 8690, 8899, 9164, 11455, 16180, 17380, 17798, 22910, 23461, 25201, 35596, 44495, 45820, 46922, 50402, 63911, 88990, 93844, 100804, 117305, 126005, 127822, 177980, 234610, 252010, 255644, 258071, 319555, 469220, 504020, 516142, 639110, 703021, 1032284, 1278220, 1290355, 1406042, 1853419, 2580710, 2812084, 3515105, 3706838, 5161420, 7030210, 7413676, 9267095, 14060420, 18534190, 20387609, 37068380, 40775218, 81550436, 101938045, 203876090, 407752180]

約数ペア:

[(1, 407752180), (2, 203876090), (4, 101938045), (5, 81550436), (10, 40775218), (11, 37068380), (20, 20387609), (22, 18534190), (29, 14060420), (44, 9267095), (55, 7413676), (58, 7030210), (79, 5161420), (110, 3706838), (116, 3515105), (145, 2812084), (158, 2580710), (220, 1853419), (290, 1406042), (316, 1290355), (319, 1278220), (395, 1032284), (580, 703021), (638, 639110), (790, 516142), (809, 504020), (869, 469220), (1276, 319555), (1580, 258071), (1595, 255644), (1618, 252010), (1738, 234610), (2291, 177980), (3190, 127822), (3236, 126005), (3476, 117305), (4045, 100804), (4345, 93844), (4582, 88990), (6380, 63911), (8090, 50402), (8690, 46922), (8899, 45820), (9164, 44495), (11455, 35596), (16180, 25201), (17380, 23461), (17798, 22910)]