3670338640

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1\times {\mathrm{1861}}^1$

素因数の和:2240

約数の個数: 80

約数和(自身を含む): 8665226640

約数和(自身を除く): 4994888000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 277, 356, 445, 554, 712, 890, 1108, 1385, 1424, 1780, 1861, 2216, 2770, 3560, 3722, 4432, 5540, 7120, 7444, 9305, 11080, 14888, 18610, 22160, 24653, 29776, 37220, 49306, 74440, 98612, 123265, 148880, 165629, 197224, 246530, 331258, 394448, 493060, 515497, 662516, 828145, 986120, 1030994, 1325032, 1656290, 1972240, 2061988, 2577485, 2650064, 3312580, 4123976, 5154970, 6625160, 8247952, 10309940, 13250320, 20619880, 41239760, 45879233, 91758466, 183516932, 229396165, 367033864, 458792330, 734067728, 917584660, 1835169320, 3670338640]

約数ペア:

[(1, 3670338640), (2, 1835169320), (4, 917584660), (5, 734067728), (8, 458792330), (10, 367033864), (16, 229396165), (20, 183516932), (40, 91758466), (80, 45879233), (89, 41239760), (178, 20619880), (277, 13250320), (356, 10309940), (445, 8247952), (554, 6625160), (712, 5154970), (890, 4123976), (1108, 3312580), (1385, 2650064), (1424, 2577485), (1780, 2061988), (1861, 1972240), (2216, 1656290), (2770, 1325032), (3560, 1030994), (3722, 986120), (4432, 828145), (5540, 662516), (7120, 515497), (7444, 493060), (9305, 394448), (11080, 331258), (14888, 246530), (18610, 197224), (22160, 165629), (24653, 148880), (29776, 123265), (37220, 98612), (49306, 74440)]