20084098480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8656939}}^1$

素因数の和:8656981

約数の個数: 40

約数和(自身を含む): 48305725200

約数和(自身を除く): 28221626720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 8656939, 17313878, 34627756, 43284695, 69255512, 86569390, 138511024, 173138780, 251051231, 346277560, 502102462, 692555120, 1004204924, 1255256155, 2008409848, 2510512310, 4016819696, 5021024620, 10042049240, 20084098480]

約数ペア:

[(1, 20084098480), (2, 10042049240), (4, 5021024620), (5, 4016819696), (8, 2510512310), (10, 2008409848), (16, 1255256155), (20, 1004204924), (29, 692555120), (40, 502102462), (58, 346277560), (80, 251051231), (116, 173138780), (145, 138511024), (232, 86569390), (290, 69255512), (464, 43284695), (580, 34627756), (1160, 17313878), (2320, 8656939)]