12384520

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{757}}^1$

素因数の和:1177

約数の個数: 32

約数和(自身を含む): 27970200

約数和(自身を除く): 15585680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 757, 818, 1514, 1636, 2045, 3028, 3272, 3785, 4090, 6056, 7570, 8180, 15140, 16360, 30280, 309613, 619226, 1238452, 1548065, 2476904, 3096130, 6192260, 12384520]

約数ペア:

[(1, 12384520), (2, 6192260), (4, 3096130), (5, 2476904), (8, 1548065), (10, 1238452), (20, 619226), (40, 309613), (409, 30280), (757, 16360), (818, 15140), (1514, 8180), (1636, 7570), (2045, 6056), (3028, 4090), (3272, 3785)]