47945820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61469}}^1$

素因数の和:61494

約数の個数: 48

約数和(自身を含む): 144577440

約数和(自身を除く): 96631620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 61469, 122938, 184407, 245876, 307345, 368814, 614690, 737628, 799097, 922035, 1229380, 1598194, 1844070, 2397291, 3196388, 3688140, 3995485, 4794582, 7990970, 9589164, 11986455, 15981940, 23972910, 47945820]

約数ペア:

[(1, 47945820), (2, 23972910), (3, 15981940), (4, 11986455), (5, 9589164), (6, 7990970), (10, 4794582), (12, 3995485), (13, 3688140), (15, 3196388), (20, 2397291), (26, 1844070), (30, 1598194), (39, 1229380), (52, 922035), (60, 799097), (65, 737628), (78, 614690), (130, 368814), (156, 307345), (195, 245876), (260, 184407), (390, 122938), (780, 61469)]