130069220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{158621}}^1$

素因数の和:158671

約数の個数: 24

約数和(自身を含む): 279809208

約数和(自身を除く): 149739988

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 158621, 317242, 634484, 793105, 1586210, 3172420, 6503461, 13006922, 26013844, 32517305, 65034610, 130069220]

約数ペア:

[(1, 130069220), (2, 65034610), (4, 32517305), (5, 26013844), (10, 13006922), (20, 6503461), (41, 3172420), (82, 1586210), (164, 793105), (205, 634484), (410, 317242), (820, 158621)]