29770520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{57251}}^1$

素因数の和:57275

約数の個数: 32

約数和(自身を含む): 72137520

約数和(自身を除く): 42367000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 57251, 114502, 229004, 286255, 458008, 572510, 744263, 1145020, 1488526, 2290040, 2977052, 3721315, 5954104, 7442630, 14885260, 29770520]

約数ペア:

[(1, 29770520), (2, 14885260), (4, 7442630), (5, 5954104), (8, 3721315), (10, 2977052), (13, 2290040), (20, 1488526), (26, 1145020), (40, 744263), (52, 572510), (65, 458008), (104, 286255), (130, 229004), (260, 114502), (520, 57251)]