9971960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13121}}^1$

素因数の和:13151

約数の個数: 32

約数和(自身を含む): 23619600

約数和(自身を除く): 13647640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 13121, 26242, 52484, 65605, 104968, 131210, 249299, 262420, 498598, 524840, 997196, 1246495, 1994392, 2492990, 4985980, 9971960]

約数ペア:

[(1, 9971960), (2, 4985980), (4, 2492990), (5, 1994392), (8, 1246495), (10, 997196), (19, 524840), (20, 498598), (38, 262420), (40, 249299), (76, 131210), (95, 104968), (152, 65605), (190, 52484), (380, 26242), (760, 13121)]