26479540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4099}}^1$

素因数の和:4144

約数の個数: 48

約数和(自身を含む): 61992000

約数和(自身を除く): 35512460

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 4099, 6460, 8198, 16396, 20495, 40990, 69683, 77881, 81980, 139366, 155762, 278732, 311524, 348415, 389405, 696830, 778810, 1323977, 1393660, 1557620, 2647954, 5295908, 6619885, 13239770, 26479540]

約数ペア:

[(1, 26479540), (2, 13239770), (4, 6619885), (5, 5295908), (10, 2647954), (17, 1557620), (19, 1393660), (20, 1323977), (34, 778810), (38, 696830), (68, 389405), (76, 348415), (85, 311524), (95, 278732), (170, 155762), (190, 139366), (323, 81980), (340, 77881), (380, 69683), (646, 40990), (1292, 20495), (1615, 16396), (3230, 8198), (4099, 6460)]