78239780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{230117}}^1$

素因数の和:230143

約数の個数: 24

約数和(自身を含む): 173969208

約数和(自身を除く): 95729428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 230117, 460234, 920468, 1150585, 2301170, 3911989, 4602340, 7823978, 15647956, 19559945, 39119890, 78239780]

約数ペア:

[(1, 78239780), (2, 39119890), (4, 19559945), (5, 15647956), (10, 7823978), (17, 4602340), (20, 3911989), (34, 2301170), (68, 1150585), (85, 920468), (170, 460234), (340, 230117)]