7887460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1063}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 19305216

約数和(自身を除く): 11417756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1063, 1484, 1855, 2126, 3710, 4252, 5315, 7420, 7441, 10630, 14882, 21260, 29764, 37205, 56339, 74410, 112678, 148820, 225356, 281695, 394373, 563390, 788746, 1126780, 1577492, 1971865, 3943730, 7887460]

約数ペア:

[(1, 7887460), (2, 3943730), (4, 1971865), (5, 1577492), (7, 1126780), (10, 788746), (14, 563390), (20, 394373), (28, 281695), (35, 225356), (53, 148820), (70, 112678), (106, 74410), (140, 56339), (212, 37205), (265, 29764), (371, 21260), (530, 14882), (742, 10630), (1060, 7441), (1063, 7420), (1484, 5315), (1855, 4252), (2126, 3710)]