9825880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4027}}^1$

素因数の和:4099

約数の個数: 32

約数和(自身を含む): 22476240

約数和(自身を除く): 12650360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 4027, 8054, 16108, 20135, 32216, 40270, 80540, 161080, 245647, 491294, 982588, 1228235, 1965176, 2456470, 4912940, 9825880]

約数ペア:

[(1, 9825880), (2, 4912940), (4, 2456470), (5, 1965176), (8, 1228235), (10, 982588), (20, 491294), (40, 245647), (61, 161080), (122, 80540), (244, 40270), (305, 32216), (488, 20135), (610, 16108), (1220, 8054), (2440, 4027)]