12416560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11939}}^1$

素因数の和:11965

約数の個数: 40

約数和(自身を含む): 31091760

約数和(自身を除く): 18675200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 11939, 23878, 47756, 59695, 95512, 119390, 155207, 191024, 238780, 310414, 477560, 620828, 776035, 955120, 1241656, 1552070, 2483312, 3104140, 6208280, 12416560]

約数ペア:

[(1, 12416560), (2, 6208280), (4, 3104140), (5, 2483312), (8, 1552070), (10, 1241656), (13, 955120), (16, 776035), (20, 620828), (26, 477560), (40, 310414), (52, 238780), (65, 191024), (80, 155207), (104, 119390), (130, 95512), (208, 59695), (260, 47756), (520, 23878), (1040, 11939)]