1640433080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{286789}}^1$

素因数の和:286824

約数の個数: 64

約数和(自身を含む): 4336264800

約数和(自身を除く): 2695831720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 286789, 573578, 1147156, 1433945, 2294312, 2867890, 3154679, 3728257, 5735780, 6309358, 7456514, 11471560, 12618716, 14913028, 15773395, 18641285, 25237432, 29826056, 31546790, 37282570, 41010827, 63093580, 74565140, 82021654, 126187160, 149130280, 164043308, 205054135, 328086616, 410108270, 820216540, 1640433080]

約数ペア:

[(1, 1640433080), (2, 820216540), (4, 410108270), (5, 328086616), (8, 205054135), (10, 164043308), (11, 149130280), (13, 126187160), (20, 82021654), (22, 74565140), (26, 63093580), (40, 41010827), (44, 37282570), (52, 31546790), (55, 29826056), (65, 25237432), (88, 18641285), (104, 15773395), (110, 14913028), (130, 12618716), (143, 11471560), (220, 7456514), (260, 6309358), (286, 5735780), (440, 3728257), (520, 3154679), (572, 2867890), (715, 2294312), (1144, 1433945), (1430, 1147156), (2860, 573578), (5720, 286789)]