20120123056

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{2999}}^1\times {\mathrm{38119}}^1$

素因数の和:41137

約数の個数: 40

約数和(自身を含む): 42541920000

約数和(自身を除く): 22421796944

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 2999, 5998, 11996, 23992, 32989, 38119, 47984, 65978, 76238, 131956, 152476, 263912, 304952, 419309, 527824, 609904, 838618, 1677236, 3354472, 6708944, 114318881, 228637762, 457275524, 914551048, 1257507691, 1829102096, 2515015382, 5030030764, 10060061528, 20120123056]

約数ペア:

[(1, 20120123056), (2, 10060061528), (4, 5030030764), (8, 2515015382), (11, 1829102096), (16, 1257507691), (22, 914551048), (44, 457275524), (88, 228637762), (176, 114318881), (2999, 6708944), (5998, 3354472), (11996, 1677236), (23992, 838618), (32989, 609904), (38119, 527824), (47984, 419309), (65978, 304952), (76238, 263912), (131956, 152476)]