202312820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2161}}^1$

素因数の和:2352

約数の個数: 48

約数和(自身を含む): 441670656

約数和(自身を除く): 239357836

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 151, 155, 302, 310, 604, 620, 755, 1510, 2161, 3020, 4322, 4681, 8644, 9362, 10805, 18724, 21610, 23405, 43220, 46810, 66991, 93620, 133982, 267964, 326311, 334955, 652622, 669910, 1305244, 1339820, 1631555, 3263110, 6526220, 10115641, 20231282, 40462564, 50578205, 101156410, 202312820]

約数ペア:

[(1, 202312820), (2, 101156410), (4, 50578205), (5, 40462564), (10, 20231282), (20, 10115641), (31, 6526220), (62, 3263110), (124, 1631555), (151, 1339820), (155, 1305244), (302, 669910), (310, 652622), (604, 334955), (620, 326311), (755, 267964), (1510, 133982), (2161, 93620), (3020, 66991), (4322, 46810), (4681, 43220), (8644, 23405), (9362, 21610), (10805, 18724)]