20120681770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1039}}^1\times {\mathrm{7477}}^1$

素因数の和:8567

約数の個数: 64

約数和(自身を含む): 42556400640

約数和(自身を除く): 22435718870

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1039, 1295, 2078, 2590, 5195, 7273, 7477, 10390, 14546, 14954, 36365, 37385, 38443, 52339, 72730, 74770, 76886, 104678, 192215, 261695, 269101, 276649, 384430, 523390, 538202, 553298, 1345505, 1383245, 1936543, 2691010, 2766490, 3873086, 7768603, 9682715, 15537206, 19365430, 38843015, 54380221, 77686030, 108760442, 271901105, 287438311, 543802210, 574876622, 1437191555, 2012068177, 2874383110, 4024136354, 10060340885, 20120681770]

約数ペア:

[(1, 20120681770), (2, 10060340885), (5, 4024136354), (7, 2874383110), (10, 2012068177), (14, 1437191555), (35, 574876622), (37, 543802210), (70, 287438311), (74, 271901105), (185, 108760442), (259, 77686030), (370, 54380221), (518, 38843015), (1039, 19365430), (1295, 15537206), (2078, 9682715), (2590, 7768603), (5195, 3873086), (7273, 2766490), (7477, 2691010), (10390, 1936543), (14546, 1383245), (14954, 1345505), (36365, 553298), (37385, 538202), (38443, 523390), (52339, 384430), (72730, 276649), (74770, 269101), (76886, 261695), (104678, 192215)]