40321018

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 64862208

約数和(自身を除く): 24541190

約数列:

[1, 2, 31, 47, 62, 94, 101, 137, 202, 274, 1457, 2914, 3131, 4247, 4747, 6262, 6439, 8494, 9494, 12878, 13837, 27674, 147157, 199609, 294314, 399218, 428947, 650339, 857894, 1300678, 20160509, 40321018]

約数ペア:

[(1, 40321018), (2, 20160509), (31, 1300678), (47, 857894), (62, 650339), (94, 428947), (101, 399218), (137, 294314), (202, 199609), (274, 147157), (1457, 27674), (2914, 13837), (3131, 12878), (4247, 9494), (4747, 8494), (6262, 6439)]