30839770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3889}}^1$

素因数の和:3970

約数の個数: 32

約数和(自身を含む): 60777360

約数和(自身を除く): 29937590

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3889, 3965, 7778, 7930, 19445, 38890, 50557, 101114, 237229, 252785, 474458, 505570, 1186145, 2372290, 3083977, 6167954, 15419885, 30839770]

約数ペア:

[(1, 30839770), (2, 15419885), (5, 6167954), (10, 3083977), (13, 2372290), (26, 1186145), (61, 505570), (65, 474458), (122, 252785), (130, 237229), (305, 101114), (610, 50557), (793, 38890), (1586, 19445), (3889, 7930), (3965, 7778)]