40090428

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{22727}}^1$

素因数の和:22751

約数の個数: 54

約数和(自身を含む): 117890136

約数和(自身を除く): 77799708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 22727, 45454, 68181, 90908, 136362, 159089, 204543, 272724, 318178, 409086, 477267, 636356, 818172, 954534, 1113623, 1431801, 1909068, 2227246, 2863602, 3340869, 4454492, 5727204, 6681738, 10022607, 13363476, 20045214, 40090428]

約数ペア:

[(1, 40090428), (2, 20045214), (3, 13363476), (4, 10022607), (6, 6681738), (7, 5727204), (9, 4454492), (12, 3340869), (14, 2863602), (18, 2227246), (21, 1909068), (28, 1431801), (36, 1113623), (42, 954534), (49, 818172), (63, 636356), (84, 477267), (98, 409086), (126, 318178), (147, 272724), (196, 204543), (252, 159089), (294, 136362), (441, 90908), (588, 68181), (882, 45454), (1764, 22727)]