200040428

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{420253}}^1$

素因数の和:420281

約数の個数: 24

約数和(自身を含む): 423616032

約数和(自身を除く): 223575604

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 420253, 840506, 1681012, 2941771, 5883542, 7144301, 11767084, 14288602, 28577204, 50010107, 100020214, 200040428]

約数ペア:

[(1, 200040428), (2, 100020214), (4, 50010107), (7, 28577204), (14, 14288602), (17, 11767084), (28, 7144301), (34, 5883542), (68, 2941771), (119, 1681012), (238, 840506), (476, 420253)]