4565240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1871}}^1$

素因数の和:1943

約数の個数: 32

約数和(自身を含む): 10445760

約数和(自身を除く): 5880520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1871, 2440, 3742, 7484, 9355, 14968, 18710, 37420, 74840, 114131, 228262, 456524, 570655, 913048, 1141310, 2282620, 4565240]

約数ペア:

[(1, 4565240), (2, 2282620), (4, 1141310), (5, 913048), (8, 570655), (10, 456524), (20, 228262), (40, 114131), (61, 74840), (122, 37420), (244, 18710), (305, 14968), (488, 9355), (610, 7484), (1220, 3742), (1871, 2440)]