8644740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11083}}^1$

素因数の和:11108

約数の個数: 48

約数和(自身を含む): 26069568

約数和(自身を除く): 17424828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 11083, 22166, 33249, 44332, 55415, 66498, 110830, 132996, 144079, 166245, 221660, 288158, 332490, 432237, 576316, 664980, 720395, 864474, 1440790, 1728948, 2161185, 2881580, 4322370, 8644740]

約数ペア:

[(1, 8644740), (2, 4322370), (3, 2881580), (4, 2161185), (5, 1728948), (6, 1440790), (10, 864474), (12, 720395), (13, 664980), (15, 576316), (20, 432237), (26, 332490), (30, 288158), (39, 221660), (52, 166245), (60, 144079), (65, 132996), (78, 110830), (130, 66498), (156, 55415), (195, 44332), (260, 33249), (390, 22166), (780, 11083)]