40642680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26053}}^1$

素因数の和:26080

約数の個数: 64

約数和(自身を含む): 131312160

約数和(自身を除く): 90669480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 26053, 52106, 78159, 104212, 130265, 156318, 208424, 260530, 312636, 338689, 390795, 521060, 625272, 677378, 781590, 1016067, 1042120, 1354756, 1563180, 1693445, 2032134, 2709512, 3126360, 3386890, 4064268, 5080335, 6773780, 8128536, 10160670, 13547560, 20321340, 40642680]

約数ペア:

[(1, 40642680), (2, 20321340), (3, 13547560), (4, 10160670), (5, 8128536), (6, 6773780), (8, 5080335), (10, 4064268), (12, 3386890), (13, 3126360), (15, 2709512), (20, 2032134), (24, 1693445), (26, 1563180), (30, 1354756), (39, 1042120), (40, 1016067), (52, 781590), (60, 677378), (65, 625272), (78, 521060), (104, 390795), (120, 338689), (130, 312636), (156, 260530), (195, 208424), (260, 156318), (312, 130265), (390, 104212), (520, 78159), (780, 52106), (1560, 26053)]