200454920

素因数分解:

$2^3\times 5^1\times {\mathrm{2053}}^1\times {\mathrm{2441}}^1$

素因数の和:4505

約数の個数: 32

約数和(自身を含む): 451428120

約数和(自身を除く): 250973200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2053, 2441, 4106, 4882, 8212, 9764, 10265, 12205, 16424, 19528, 20530, 24410, 41060, 48820, 82120, 97640, 5011373, 10022746, 20045492, 25056865, 40090984, 50113730, 100227460, 200454920]

約数ペア:

[(1, 200454920), (2, 100227460), (4, 50113730), (5, 40090984), (8, 25056865), (10, 20045492), (20, 10022746), (40, 5011373), (2053, 97640), (2441, 82120), (4106, 48820), (4882, 41060), (8212, 24410), (9764, 20530), (10265, 19528), (12205, 16424)]