84203870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{509}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 154664640

約数和(自身を除く): 70460770

約数列:

[1, 2, 5, 10, 71, 142, 233, 355, 466, 509, 710, 1018, 1165, 2330, 2545, 5090, 16543, 33086, 36139, 72278, 82715, 118597, 165430, 180695, 237194, 361390, 592985, 1185970, 8420387, 16840774, 42101935, 84203870]

約数ペア:

[(1, 84203870), (2, 42101935), (5, 16840774), (10, 8420387), (71, 1185970), (142, 592985), (233, 361390), (355, 237194), (466, 180695), (509, 165430), (710, 118597), (1018, 82715), (1165, 72278), (2330, 36139), (2545, 33086), (5090, 16543)]