69320720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{123787}}^1$

素因数の和:123807

約数の個数: 40

約数和(自身を含む): 184196544

約数和(自身を除く): 114875824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 123787, 247574, 495148, 618935, 866509, 990296, 1237870, 1733018, 1980592, 2475740, 3466036, 4332545, 4951480, 6932072, 8665090, 9902960, 13864144, 17330180, 34660360, 69320720]

約数ペア:

[(1, 69320720), (2, 34660360), (4, 17330180), (5, 13864144), (7, 9902960), (8, 8665090), (10, 6932072), (14, 4951480), (16, 4332545), (20, 3466036), (28, 2475740), (35, 1980592), (40, 1733018), (56, 1237870), (70, 990296), (80, 866509), (112, 618935), (140, 495148), (280, 247574), (560, 123787)]