20706824520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57518957}}^1$

素因数の和:57518974

約数の個数: 48

約数和(自身を含む): 67297180860

約数和(自身を除く): 46590356340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57518957, 115037914, 172556871, 230075828, 287594785, 345113742, 460151656, 517670613, 575189570, 690227484, 862784355, 1035341226, 1150379140, 1380454968, 1725568710, 2070682452, 2300758280, 2588353065, 3451137420, 4141364904, 5176706130, 6902274840, 10353412260, 20706824520]

約数ペア:

[(1, 20706824520), (2, 10353412260), (3, 6902274840), (4, 5176706130), (5, 4141364904), (6, 3451137420), (8, 2588353065), (9, 2300758280), (10, 2070682452), (12, 1725568710), (15, 1380454968), (18, 1150379140), (20, 1035341226), (24, 862784355), (30, 690227484), (36, 575189570), (40, 517670613), (45, 460151656), (60, 345113742), (72, 287594785), (90, 230075828), (120, 172556871), (180, 115037914), (360, 57518957)]