15806680

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2617}}^1$

素因数の和:2779

約数の個数: 32

約数和(自身を含む): 35814240

約数和(自身を除く): 20007560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 2617, 3020, 5234, 6040, 10468, 13085, 20936, 26170, 52340, 104680, 395167, 790334, 1580668, 1975835, 3161336, 3951670, 7903340, 15806680]

約数ペア:

[(1, 15806680), (2, 7903340), (4, 3951670), (5, 3161336), (8, 1975835), (10, 1580668), (20, 790334), (40, 395167), (151, 104680), (302, 52340), (604, 26170), (755, 20936), (1208, 13085), (1510, 10468), (2617, 6040), (3020, 5234)]