1259593880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{516227}}^1$

素因数の和:516299

約数の個数: 32

約数和(自身を含む): 2880552240

約数和(自身を除く): 1620958360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 516227, 1032454, 2064908, 2581135, 4129816, 5162270, 10324540, 20649080, 31489847, 62979694, 125959388, 157449235, 251918776, 314898470, 629796940, 1259593880]

約数ペア:

[(1, 1259593880), (2, 629796940), (4, 314898470), (5, 251918776), (8, 157449235), (10, 125959388), (20, 62979694), (40, 31489847), (61, 20649080), (122, 10324540), (244, 5162270), (305, 4129816), (488, 2581135), (610, 2064908), (1220, 1032454), (2440, 516227)]