83771120

素因数分解:

$2^4\times 5^1\times {\mathrm{1047139}}^1$

素因数の和:1047152

約数の個数: 20

約数和(自身を含む): 194768040

約数和(自身を除く): 110996920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1047139, 2094278, 4188556, 5235695, 8377112, 10471390, 16754224, 20942780, 41885560, 83771120]

約数ペア:

[(1, 83771120), (2, 41885560), (4, 20942780), (5, 16754224), (8, 10471390), (10, 8377112), (16, 5235695), (20, 4188556), (40, 2094278), (80, 1047139)]