388634970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{163981}}^1$

素因数の和:164070

約数の個数: 32

約数和(自身を含む): 944536320

約数和(自身を除く): 555901350

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 163981, 327962, 491943, 819905, 983886, 1639810, 2459715, 4919430, 12954499, 25908998, 38863497, 64772495, 77726994, 129544990, 194317485, 388634970]

約数ペア:

[(1, 388634970), (2, 194317485), (3, 129544990), (5, 77726994), (6, 64772495), (10, 38863497), (15, 25908998), (30, 12954499), (79, 4919430), (158, 2459715), (237, 1639810), (395, 983886), (474, 819905), (790, 491943), (1185, 327962), (2370, 163981)]