17780492920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9457709}}^1$

素因数の和:9457767

約数の個数: 32

約数和(自身を含む): 40857307200

約数和(自身を除く): 23076814280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 9457709, 18915418, 37830836, 47288545, 75661672, 94577090, 189154180, 378308360, 444512323, 889024646, 1778049292, 2222561615, 3556098584, 4445123230, 8890246460, 17780492920]

約数ペア:

[(1, 17780492920), (2, 8890246460), (4, 4445123230), (5, 3556098584), (8, 2222561615), (10, 1778049292), (20, 889024646), (40, 444512323), (47, 378308360), (94, 189154180), (188, 94577090), (235, 75661672), (376, 47288545), (470, 37830836), (940, 18915418), (1880, 9457709)]