1619583940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{327851}}^1$

素因数の和:327892

約数の個数: 48

約数和(自身を含む): 3855539520

約数和(自身を除く): 2235955580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 327851, 655702, 1311404, 1639255, 3278510, 4262063, 6229169, 6557020, 8524126, 12458338, 17048252, 21310315, 24916676, 31145845, 42620630, 62291690, 80979197, 85241260, 124583380, 161958394, 323916788, 404895985, 809791970, 1619583940]

約数ペア:

[(1, 1619583940), (2, 809791970), (4, 404895985), (5, 323916788), (10, 161958394), (13, 124583380), (19, 85241260), (20, 80979197), (26, 62291690), (38, 42620630), (52, 31145845), (65, 24916676), (76, 21310315), (95, 17048252), (130, 12458338), (190, 8524126), (247, 6557020), (260, 6229169), (380, 4262063), (494, 3278510), (988, 1639255), (1235, 1311404), (2470, 655702), (4940, 327851)]