2022476920

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{196739}}^1$

素因数の和:197007

約数の個数: 32

約数和(自身を含む): 4568302800

約数和(自身を除く): 2545825880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 10280, 196739, 393478, 786956, 983695, 1573912, 1967390, 3934780, 7869560, 50561923, 101123846, 202247692, 252809615, 404495384, 505619230, 1011238460, 2022476920]

約数ペア:

[(1, 2022476920), (2, 1011238460), (4, 505619230), (5, 404495384), (8, 252809615), (10, 202247692), (20, 101123846), (40, 50561923), (257, 7869560), (514, 3934780), (1028, 1967390), (1285, 1573912), (2056, 983695), (2570, 786956), (5140, 393478), (10280, 196739)]