9864040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12979}}^1$

素因数の和:13009

約数の個数: 32

約数和(自身を含む): 23364000

約数和(自身を除く): 13499960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 12979, 25958, 51916, 64895, 103832, 129790, 246601, 259580, 493202, 519160, 986404, 1233005, 1972808, 2466010, 4932020, 9864040]

約数ペア:

[(1, 9864040), (2, 4932020), (4, 2466010), (5, 1972808), (8, 1233005), (10, 986404), (19, 519160), (20, 493202), (38, 259580), (40, 246601), (76, 129790), (95, 103832), (152, 64895), (190, 51916), (380, 25958), (760, 12979)]