30989570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{773}}^1$

素因数の和:1010

約数の個数: 32

約数和(自身を含む): 59071680

約数和(自身を除く): 28082110

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 211, 422, 773, 1055, 1546, 2110, 3865, 4009, 7730, 8018, 14687, 20045, 29374, 40090, 73435, 146870, 163103, 326206, 815515, 1631030, 3098957, 6197914, 15494785, 30989570]

約数ペア:

[(1, 30989570), (2, 15494785), (5, 6197914), (10, 3098957), (19, 1631030), (38, 815515), (95, 326206), (190, 163103), (211, 146870), (422, 73435), (773, 40090), (1055, 29374), (1546, 20045), (2110, 14687), (3865, 8018), (4009, 7730)]