2135211460

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1199557}}^1$

素因数の和:1199655

約数の個数: 24

約数和(自身を含む): 4534329240

約数和(自身を除く): 2399117780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 1199557, 2399114, 4798228, 5997785, 11995570, 23991140, 106760573, 213521146, 427042292, 533802865, 1067605730, 2135211460]

約数ペア:

[(1, 2135211460), (2, 1067605730), (4, 533802865), (5, 427042292), (10, 213521146), (20, 106760573), (89, 23991140), (178, 11995570), (356, 5997785), (445, 4798228), (890, 2399114), (1780, 1199557)]