12755080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1334

約数の個数: 64

約数和(自身を含む): 32558400

約数和(自身を除く): 19803320

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1291, 1976, 2470, 2582, 4940, 5164, 6455, 9880, 10328, 12910, 16783, 24529, 25820, 33566, 49058, 51640, 67132, 83915, 98116, 122645, 134264, 167830, 196232, 245290, 318877, 335660, 490580, 637754, 671320, 981160, 1275508, 1594385, 2551016, 3188770, 6377540, 12755080]

約数ペア:

[(1, 12755080), (2, 6377540), (4, 3188770), (5, 2551016), (8, 1594385), (10, 1275508), (13, 981160), (19, 671320), (20, 637754), (26, 490580), (38, 335660), (40, 318877), (52, 245290), (65, 196232), (76, 167830), (95, 134264), (104, 122645), (130, 98116), (152, 83915), (190, 67132), (247, 51640), (260, 49058), (380, 33566), (494, 25820), (520, 24529), (760, 16783), (988, 12910), (1235, 10328), (1291, 9880), (1976, 6455), (2470, 5164), (2582, 4940)]