9748880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3931}}^1$

素因数の和:3975

約数の個数: 40

約数和(自身を含む): 23403264

約数和(自身を除く): 13654384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 3931, 7862, 15724, 19655, 31448, 39310, 62896, 78620, 121861, 157240, 243722, 314480, 487444, 609305, 974888, 1218610, 1949776, 2437220, 4874440, 9748880]

約数ペア:

[(1, 9748880), (2, 4874440), (4, 2437220), (5, 1949776), (8, 1218610), (10, 974888), (16, 609305), (20, 487444), (31, 314480), (40, 243722), (62, 157240), (80, 121861), (124, 78620), (155, 62896), (248, 39310), (310, 31448), (496, 19655), (620, 15724), (1240, 7862), (2480, 3931)]