15888139840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1601627}}^1$

素因数の和:1601675

約数の個数: 56

約数和(自身を含む): 39054097152

約数和(自身を除く): 23165957312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 1601627, 3203254, 6406508, 8008135, 12813016, 16016270, 25626032, 32032540, 49650437, 51252064, 64065080, 99300874, 102504128, 128130160, 198601748, 248252185, 256260320, 397203496, 496504370, 512520640, 794406992, 993008740, 1588813984, 1986017480, 3177627968, 3972034960, 7944069920, 15888139840]

約数ペア:

[(1, 15888139840), (2, 7944069920), (4, 3972034960), (5, 3177627968), (8, 1986017480), (10, 1588813984), (16, 993008740), (20, 794406992), (31, 512520640), (32, 496504370), (40, 397203496), (62, 256260320), (64, 248252185), (80, 198601748), (124, 128130160), (155, 102504128), (160, 99300874), (248, 64065080), (310, 51252064), (320, 49650437), (496, 32032540), (620, 25626032), (992, 16016270), (1240, 12813016), (1984, 8008135), (2480, 6406508), (4960, 3203254), (9920, 1601627)]