5217980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 11793600

約数和(自身を除く): 6575620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 149, 170, 206, 298, 340, 412, 515, 596, 745, 1030, 1490, 1751, 2060, 2533, 2980, 3502, 5066, 7004, 8755, 10132, 12665, 15347, 17510, 25330, 30694, 35020, 50660, 61388, 76735, 153470, 260899, 306940, 521798, 1043596, 1304495, 2608990, 5217980]

約数ペア:

[(1, 5217980), (2, 2608990), (4, 1304495), (5, 1043596), (10, 521798), (17, 306940), (20, 260899), (34, 153470), (68, 76735), (85, 61388), (103, 50660), (149, 35020), (170, 30694), (206, 25330), (298, 17510), (340, 15347), (412, 12665), (515, 10132), (596, 8755), (745, 7004), (1030, 5066), (1490, 3502), (1751, 2980), (2060, 2533)]