200605840

素因数分解:

$2^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{4813}}^1$

素因数の和:5347

約数の個数: 40

約数和(自身を含む): 467400888

約数和(自身を除く): 266795048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 521, 1042, 2084, 2605, 4168, 4813, 5210, 8336, 9626, 10420, 19252, 20840, 24065, 38504, 41680, 48130, 77008, 96260, 192520, 385040, 2507573, 5015146, 10030292, 12537865, 20060584, 25075730, 40121168, 50151460, 100302920, 200605840]

約数ペア:

[(1, 200605840), (2, 100302920), (4, 50151460), (5, 40121168), (8, 25075730), (10, 20060584), (16, 12537865), (20, 10030292), (40, 5015146), (80, 2507573), (521, 385040), (1042, 192520), (2084, 96260), (2605, 77008), (4168, 48130), (4813, 41680), (5210, 38504), (8336, 24065), (9626, 20840), (10420, 19252)]