84408640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13883}}^1$

素因数の和:13919

約数の個数: 56

約数和(自身を含む): 211592160

約数和(自身を除く): 127183520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 13883, 27766, 55532, 69415, 111064, 138830, 222128, 263777, 277660, 444256, 527554, 555320, 888512, 1055108, 1110640, 1318885, 2110216, 2221280, 2637770, 4220432, 4442560, 5275540, 8440864, 10551080, 16881728, 21102160, 42204320, 84408640]

約数ペア:

[(1, 84408640), (2, 42204320), (4, 21102160), (5, 16881728), (8, 10551080), (10, 8440864), (16, 5275540), (19, 4442560), (20, 4220432), (32, 2637770), (38, 2221280), (40, 2110216), (64, 1318885), (76, 1110640), (80, 1055108), (95, 888512), (152, 555320), (160, 527554), (190, 444256), (304, 277660), (320, 263777), (380, 222128), (608, 138830), (760, 111064), (1216, 69415), (1520, 55532), (3040, 27766), (6080, 13883)]