2021569450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{139901}}^1$

素因数の和:139947

約数の個数: 36

約数和(自身を含む): 3994342002

約数和(自身を除く): 1972772552

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 289, 425, 578, 850, 1445, 2890, 7225, 14450, 139901, 279802, 699505, 1399010, 2378317, 3497525, 4756634, 6995050, 11891585, 23783170, 40431389, 59457925, 80862778, 118915850, 202156945, 404313890, 1010784725, 2021569450]

約数ペア:

[(1, 2021569450), (2, 1010784725), (5, 404313890), (10, 202156945), (17, 118915850), (25, 80862778), (34, 59457925), (50, 40431389), (85, 23783170), (170, 11891585), (289, 6995050), (425, 4756634), (578, 3497525), (850, 2378317), (1445, 1399010), (2890, 699505), (7225, 279802), (14450, 139901)]