39986788

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 79519104

約数和(自身を除く): 39532316

約数列:

[1, 2, 4, 17, 23, 34, 37, 46, 68, 74, 92, 148, 391, 629, 691, 782, 851, 1258, 1382, 1564, 1702, 2516, 2764, 3404, 11747, 14467, 15893, 23494, 25567, 28934, 31786, 46988, 51134, 57868, 63572, 102268, 270181, 434639, 540362, 588041, 869278, 1080724, 1176082, 1738556, 2352164, 9996697, 19993394, 39986788]

約数ペア:

[(1, 39986788), (2, 19993394), (4, 9996697), (17, 2352164), (23, 1738556), (34, 1176082), (37, 1080724), (46, 869278), (68, 588041), (74, 540362), (92, 434639), (148, 270181), (391, 102268), (629, 63572), (691, 57868), (782, 51134), (851, 46988), (1258, 31786), (1382, 28934), (1564, 25567), (1702, 23494), (2516, 15893), (2764, 14467), (3404, 11747)]