1569128620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1\times {\mathrm{2557}}^1$

素因数の和:3130

約数の個数: 48

約数和(自身を含む): 3357160128

約数和(自身を除く): 1788031508

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 503, 610, 1006, 1220, 2012, 2515, 2557, 5030, 5114, 10060, 10228, 12785, 25570, 30683, 51140, 61366, 122732, 153415, 155977, 306830, 311954, 613660, 623908, 779885, 1286171, 1559770, 2572342, 3119540, 5144684, 6430855, 12861710, 25723420, 78456431, 156912862, 313825724, 392282155, 784564310, 1569128620]

約数ペア:

[(1, 1569128620), (2, 784564310), (4, 392282155), (5, 313825724), (10, 156912862), (20, 78456431), (61, 25723420), (122, 12861710), (244, 6430855), (305, 5144684), (503, 3119540), (610, 2572342), (1006, 1559770), (1220, 1286171), (2012, 779885), (2515, 623908), (2557, 613660), (5030, 311954), (5114, 306830), (10060, 155977), (10228, 153415), (12785, 122732), (25570, 61366), (30683, 51140)]