900356480

素因数分解:

$2^7\times 5^1\times {\mathrm{1406807}}^1$

素因数の和:1406826

約数の個数: 32

約数和(自身を含む): 2152416240

約数和(自身を除く): 1252059760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1406807, 2813614, 5627228, 7034035, 11254456, 14068070, 22508912, 28136140, 45017824, 56272280, 90035648, 112544560, 180071296, 225089120, 450178240, 900356480]

約数ペア:

[(1, 900356480), (2, 450178240), (4, 225089120), (5, 180071296), (8, 112544560), (10, 90035648), (16, 56272280), (20, 45017824), (32, 28136140), (40, 22508912), (64, 14068070), (80, 11254456), (128, 7034035), (160, 5627228), (320, 2813614), (640, 1406807)]