86912890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1889}}^1$

素因数の和:2046

約数の個数: 32

約数和(自身を含む): 161663040

約数和(自身を除く): 74750150

約数列:

[1, 2, 5, 10, 43, 86, 107, 214, 215, 430, 535, 1070, 1889, 3778, 4601, 9202, 9445, 18890, 23005, 46010, 81227, 162454, 202123, 404246, 406135, 812270, 1010615, 2021230, 8691289, 17382578, 43456445, 86912890]

約数ペア:

[(1, 86912890), (2, 43456445), (5, 17382578), (10, 8691289), (43, 2021230), (86, 1010615), (107, 812270), (214, 406135), (215, 404246), (430, 202123), (535, 162454), (1070, 81227), (1889, 46010), (3778, 23005), (4601, 18890), (9202, 9445)]