259238830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{20789}}^1$

素因数の和:20868

約数の個数: 32

約数和(自身を含む): 493970400

約数和(自身を除く): 234731570

約数列:

[1, 2, 5, 10, 29, 43, 58, 86, 145, 215, 290, 430, 1247, 2494, 6235, 12470, 20789, 41578, 103945, 207890, 602881, 893927, 1205762, 1787854, 3014405, 4469635, 6028810, 8939270, 25923883, 51847766, 129619415, 259238830]

約数ペア:

[(1, 259238830), (2, 129619415), (5, 51847766), (10, 25923883), (29, 8939270), (43, 6028810), (58, 4469635), (86, 3014405), (145, 1787854), (215, 1205762), (290, 893927), (430, 602881), (1247, 207890), (2494, 103945), (6235, 41578), (12470, 20789)]