431609890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1063}}^1\times {\mathrm{2137}}^1$

素因数の和:3226

約数の個数: 32

約数和(自身を含む): 818939520

約数和(自身を除く): 387329630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1063, 2126, 2137, 4274, 5315, 10630, 10685, 20197, 21370, 40394, 40603, 81206, 100985, 201970, 203015, 406030, 2271631, 4543262, 11358155, 22716310, 43160989, 86321978, 215804945, 431609890]

約数ペア:

[(1, 431609890), (2, 215804945), (5, 86321978), (10, 43160989), (19, 22716310), (38, 11358155), (95, 4543262), (190, 2271631), (1063, 406030), (2126, 203015), (2137, 201970), (4274, 100985), (5315, 81206), (10630, 40603), (10685, 40394), (20197, 21370)]