4181672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 9374400

約数和(自身を除く): 5192728

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 41, 44, 61, 76, 82, 88, 122, 152, 164, 209, 244, 328, 418, 451, 488, 671, 779, 836, 902, 1159, 1342, 1558, 1672, 1804, 2318, 2501, 2684, 3116, 3608, 4636, 5002, 5368, 6232, 8569, 9272, 10004, 12749, 17138, 20008, 25498, 27511, 34276, 47519, 50996, 55022, 68552, 95038, 101992, 110044, 190076, 220088, 380152, 522709, 1045418, 2090836, 4181672]

約数ペア:

[(1, 4181672), (2, 2090836), (4, 1045418), (8, 522709), (11, 380152), (19, 220088), (22, 190076), (38, 110044), (41, 101992), (44, 95038), (61, 68552), (76, 55022), (82, 50996), (88, 47519), (122, 34276), (152, 27511), (164, 25498), (209, 20008), (244, 17138), (328, 12749), (418, 10004), (451, 9272), (488, 8569), (671, 6232), (779, 5368), (836, 5002), (902, 4636), (1159, 3608), (1342, 3116), (1558, 2684), (1672, 2501), (1804, 2318)]