15198440

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{929}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 34317000

約数和(自身を除く): 19118560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 929, 1636, 1858, 2045, 3272, 3716, 4090, 4645, 7432, 8180, 9290, 16360, 18580, 37160, 379961, 759922, 1519844, 1899805, 3039688, 3799610, 7599220, 15198440]

約数ペア:

[(1, 15198440), (2, 7599220), (4, 3799610), (5, 3039688), (8, 1899805), (10, 1519844), (20, 759922), (40, 379961), (409, 37160), (818, 18580), (929, 16360), (1636, 9290), (1858, 8180), (2045, 7432), (3272, 4645), (3716, 4090)]