201997859120

素因数分解:

$2^4\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{1695751}}^1$

素因数の和:1697253

約数の個数: 40

約数和(自身を含む): 469960709280

約数和(自身を除く): 267962850160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1489, 2978, 5956, 7445, 11912, 14890, 23824, 29780, 59560, 119120, 1695751, 3391502, 6783004, 8478755, 13566008, 16957510, 27132016, 33915020, 67830040, 135660080, 2524973239, 5049946478, 10099892956, 12624866195, 20199785912, 25249732390, 40399571824, 50499464780, 100998929560, 201997859120]

約数ペア:

[(1, 201997859120), (2, 100998929560), (4, 50499464780), (5, 40399571824), (8, 25249732390), (10, 20199785912), (16, 12624866195), (20, 10099892956), (40, 5049946478), (80, 2524973239), (1489, 135660080), (2978, 67830040), (5956, 33915020), (7445, 27132016), (11912, 16957510), (14890, 13566008), (23824, 8478755), (29780, 6783004), (59560, 3391502), (119120, 1695751)]