19571880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3793}}^1$

素因数の和:3850

約数の個数: 64

約数和(自身を含む): 60096960

約数和(自身を除く): 40525080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 3793, 5160, 7586, 11379, 15172, 18965, 22758, 30344, 37930, 45516, 56895, 75860, 91032, 113790, 151720, 163099, 227580, 326198, 455160, 489297, 652396, 815495, 978594, 1304792, 1630990, 1957188, 2446485, 3261980, 3914376, 4892970, 6523960, 9785940, 19571880]

約数ペア:

[(1, 19571880), (2, 9785940), (3, 6523960), (4, 4892970), (5, 3914376), (6, 3261980), (8, 2446485), (10, 1957188), (12, 1630990), (15, 1304792), (20, 978594), (24, 815495), (30, 652396), (40, 489297), (43, 455160), (60, 326198), (86, 227580), (120, 163099), (129, 151720), (172, 113790), (215, 91032), (258, 75860), (344, 56895), (430, 45516), (516, 37930), (645, 30344), (860, 22758), (1032, 18965), (1290, 15172), (1720, 11379), (2580, 7586), (3793, 5160)]