490132568

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{659}}^1\times {\mathrm{2999}}^1$

素因数の和:3695

約数の個数: 32

約数和(自身を含む): 950400000

約数和(自身を除く): 460267432

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 659, 1318, 2636, 2999, 5272, 5998, 11996, 20429, 23992, 40858, 81716, 92969, 163432, 185938, 371876, 743752, 1976341, 3952682, 7905364, 15810728, 61266571, 122533142, 245066284, 490132568]

約数ペア:

[(1, 490132568), (2, 245066284), (4, 122533142), (8, 61266571), (31, 15810728), (62, 7905364), (124, 3952682), (248, 1976341), (659, 743752), (1318, 371876), (2636, 185938), (2999, 163432), (5272, 92969), (5998, 81716), (11996, 40858), (20429, 23992)]