2645940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 8547840

約数和(自身を除く): 5901900

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 211, 220, 228, 285, 330, 380, 418, 422, 570, 627, 633, 660, 836, 844, 1045, 1055, 1140, 1254, 1266, 2090, 2110, 2321, 2508, 2532, 3135, 3165, 4009, 4180, 4220, 4642, 6270, 6330, 6963, 8018, 9284, 11605, 12027, 12540, 12660, 13926, 16036, 20045, 23210, 24054, 27852, 34815, 40090, 44099, 46420, 48108, 60135, 69630, 80180, 88198, 120270, 132297, 139260, 176396, 220495, 240540, 264594, 440990, 529188, 661485, 881980, 1322970, 2645940]

約数ペア:

[(1, 2645940), (2, 1322970), (3, 881980), (4, 661485), (5, 529188), (6, 440990), (10, 264594), (11, 240540), (12, 220495), (15, 176396), (19, 139260), (20, 132297), (22, 120270), (30, 88198), (33, 80180), (38, 69630), (44, 60135), (55, 48108), (57, 46420), (60, 44099), (66, 40090), (76, 34815), (95, 27852), (110, 24054), (114, 23210), (132, 20045), (165, 16036), (190, 13926), (209, 12660), (211, 12540), (220, 12027), (228, 11605), (285, 9284), (330, 8018), (380, 6963), (418, 6330), (422, 6270), (570, 4642), (627, 4220), (633, 4180), (660, 4009), (836, 3165), (844, 3135), (1045, 2532), (1055, 2508), (1140, 2321), (1254, 2110), (1266, 2090)]