4878380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 11430720

約数和(自身を除く): 6552340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 647, 754, 1294, 1508, 1885, 2588, 3235, 3770, 6470, 7540, 8411, 12940, 16822, 18763, 33644, 37526, 42055, 75052, 84110, 93815, 168220, 187630, 243919, 375260, 487838, 975676, 1219595, 2439190, 4878380]

約数ペア:

[(1, 4878380), (2, 2439190), (4, 1219595), (5, 975676), (10, 487838), (13, 375260), (20, 243919), (26, 187630), (29, 168220), (52, 93815), (58, 84110), (65, 75052), (116, 42055), (130, 37526), (145, 33644), (260, 18763), (290, 16822), (377, 12940), (580, 8411), (647, 7540), (754, 6470), (1294, 3770), (1508, 3235), (1885, 2588)]