1557790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 3157056

約数和(自身を除く): 1599266

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 521, 598, 1042, 1495, 2605, 2990, 5210, 6773, 11983, 13546, 23966, 33865, 59915, 67730, 119830, 155779, 311558, 778895, 1557790]

約数ペア:

[(1, 1557790), (2, 778895), (5, 311558), (10, 155779), (13, 119830), (23, 67730), (26, 59915), (46, 33865), (65, 23966), (115, 13546), (130, 11983), (230, 6773), (299, 5210), (521, 2990), (598, 2605), (1042, 1495)]