220176572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{11719}}^1$

素因数の和:11802

約数の個数: 48

約数和(自身を含む): 488302080

約数和(自身を除く): 268125508

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 61, 77, 122, 154, 244, 308, 427, 671, 854, 1342, 1708, 2684, 4697, 9394, 11719, 18788, 23438, 46876, 82033, 128909, 164066, 257818, 328132, 515636, 714859, 902363, 1429718, 1804726, 2859436, 3609452, 5004013, 7863449, 10008026, 15726898, 20016052, 31453796, 55044143, 110088286, 220176572]

約数ペア:

[(1, 220176572), (2, 110088286), (4, 55044143), (7, 31453796), (11, 20016052), (14, 15726898), (22, 10008026), (28, 7863449), (44, 5004013), (61, 3609452), (77, 2859436), (122, 1804726), (154, 1429718), (244, 902363), (308, 714859), (427, 515636), (671, 328132), (854, 257818), (1342, 164066), (1708, 128909), (2684, 82033), (4697, 46876), (9394, 23438), (11719, 18788)]