12531760

素因数分解:

$2^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{409}}^1$

素因数の和:805

約数の個数: 40

約数和(自身を含む): 29283840

約数和(自身を除く): 16752080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383, 409, 766, 818, 1532, 1636, 1915, 2045, 3064, 3272, 3830, 4090, 6128, 6544, 7660, 8180, 15320, 16360, 30640, 32720, 156647, 313294, 626588, 783235, 1253176, 1566470, 2506352, 3132940, 6265880, 12531760]

約数ペア:

[(1, 12531760), (2, 6265880), (4, 3132940), (5, 2506352), (8, 1566470), (10, 1253176), (16, 783235), (20, 626588), (40, 313294), (80, 156647), (383, 32720), (409, 30640), (766, 16360), (818, 15320), (1532, 8180), (1636, 7660), (1915, 6544), (2045, 6128), (3064, 4090), (3272, 3830)]