6543760

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:691

約数の個数: 40

約数和(自身を含む): 15340536

約数和(自身を除く): 8796776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 521, 628, 785, 1042, 1256, 1570, 2084, 2512, 2605, 3140, 4168, 5210, 6280, 8336, 10420, 12560, 20840, 41680, 81797, 163594, 327188, 408985, 654376, 817970, 1308752, 1635940, 3271880, 6543760]

約数ペア:

[(1, 6543760), (2, 3271880), (4, 1635940), (5, 1308752), (8, 817970), (10, 654376), (16, 408985), (20, 327188), (40, 163594), (80, 81797), (157, 41680), (314, 20840), (521, 12560), (628, 10420), (785, 8336), (1042, 6280), (1256, 5210), (1570, 4168), (2084, 3140), (2512, 2605)]