8457040

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1733}}^1$

素因数の和:1807

約数の個数: 40

約数和(自身を含む): 19996488

約数和(自身を除く): 11539448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 1733, 2440, 3466, 4880, 6932, 8665, 13864, 17330, 27728, 34660, 69320, 105713, 138640, 211426, 422852, 528565, 845704, 1057130, 1691408, 2114260, 4228520, 8457040]

約数ペア:

[(1, 8457040), (2, 4228520), (4, 2114260), (5, 1691408), (8, 1057130), (10, 845704), (16, 528565), (20, 422852), (40, 211426), (61, 138640), (80, 105713), (122, 69320), (244, 34660), (305, 27728), (488, 17330), (610, 13864), (976, 8665), (1220, 6932), (1733, 4880), (2440, 3466)]