3210740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 7429968

約数和(自身を除く): 4219228

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 233, 260, 265, 466, 530, 689, 932, 1060, 1165, 1378, 2330, 2756, 3029, 3445, 4660, 6058, 6890, 12116, 12349, 13780, 15145, 24698, 30290, 49396, 60580, 61745, 123490, 160537, 246980, 321074, 642148, 802685, 1605370, 3210740]

約数ペア:

[(1, 3210740), (2, 1605370), (4, 802685), (5, 642148), (10, 321074), (13, 246980), (20, 160537), (26, 123490), (52, 61745), (53, 60580), (65, 49396), (106, 30290), (130, 24698), (212, 15145), (233, 13780), (260, 12349), (265, 12116), (466, 6890), (530, 6058), (689, 4660), (932, 3445), (1060, 3029), (1165, 2756), (1378, 2330)]