804547640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1547207}}^1$

素因数の和:1547231

約数の個数: 32

約数和(自身を含む): 1949482080

約数和(自身を除く): 1144934440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1547207, 3094414, 6188828, 7736035, 12377656, 15472070, 20113691, 30944140, 40227382, 61888280, 80454764, 100568455, 160909528, 201136910, 402273820, 804547640]

約数ペア:

[(1, 804547640), (2, 402273820), (4, 201136910), (5, 160909528), (8, 100568455), (10, 80454764), (13, 61888280), (20, 40227382), (26, 30944140), (40, 20113691), (52, 15472070), (65, 12377656), (104, 7736035), (130, 6188828), (260, 3094414), (520, 1547207)]