8440674

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 19906560

約数和(自身を除く): 11465886

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 53, 57, 66, 106, 114, 127, 159, 209, 254, 318, 381, 418, 583, 627, 762, 1007, 1166, 1254, 1397, 1749, 2014, 2413, 2794, 3021, 3498, 4191, 4826, 6042, 6731, 7239, 8382, 11077, 13462, 14478, 20193, 22154, 26543, 33231, 40386, 53086, 66462, 74041, 79629, 127889, 148082, 159258, 222123, 255778, 383667, 444246, 767334, 1406779, 2813558, 4220337, 8440674]

約数ペア:

[(1, 8440674), (2, 4220337), (3, 2813558), (6, 1406779), (11, 767334), (19, 444246), (22, 383667), (33, 255778), (38, 222123), (53, 159258), (57, 148082), (66, 127889), (106, 79629), (114, 74041), (127, 66462), (159, 53086), (209, 40386), (254, 33231), (318, 26543), (381, 22154), (418, 20193), (583, 14478), (627, 13462), (762, 11077), (1007, 8382), (1166, 7239), (1254, 6731), (1397, 6042), (1749, 4826), (2014, 4191), (2413, 3498), (2794, 3021)]