91146320

素因数分解:

$2^4\times 5^1\times {\mathrm{1139329}}^1$

素因数の和:1139342

約数の個数: 20

約数和(自身を含む): 211915380

約数和(自身を除く): 120769060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1139329, 2278658, 4557316, 5696645, 9114632, 11393290, 18229264, 22786580, 45573160, 91146320]

約数ペア:

[(1, 91146320), (2, 45573160), (4, 22786580), (5, 18229264), (8, 11393290), (10, 9114632), (16, 5696645), (20, 4557316), (40, 2278658), (80, 1139329)]