211464020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20063}}^1$

素因数の和:20120

約数の個数: 48

約数和(自身を含む): 485388288

約数和(自身を除く): 273924268

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 5270, 10540, 20063, 40126, 80252, 100315, 200630, 341071, 401260, 621953, 682142, 1243906, 1364284, 1705355, 2487812, 3109765, 3410710, 6219530, 6821420, 10573201, 12439060, 21146402, 42292804, 52866005, 105732010, 211464020]

約数ペア:

[(1, 211464020), (2, 105732010), (4, 52866005), (5, 42292804), (10, 21146402), (17, 12439060), (20, 10573201), (31, 6821420), (34, 6219530), (62, 3410710), (68, 3109765), (85, 2487812), (124, 1705355), (155, 1364284), (170, 1243906), (310, 682142), (340, 621953), (527, 401260), (620, 341071), (1054, 200630), (2108, 100315), (2635, 80252), (5270, 40126), (10540, 20063)]