1878040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1619}}^1$

素因数の和:1659

約数の個数: 32

約数和(自身を含む): 4374000

約数和(自身を除く): 2495960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1619, 3238, 6476, 8095, 12952, 16190, 32380, 46951, 64760, 93902, 187804, 234755, 375608, 469510, 939020, 1878040]

約数ペア:

[(1, 1878040), (2, 939020), (4, 469510), (5, 375608), (8, 234755), (10, 187804), (20, 93902), (29, 64760), (40, 46951), (58, 32380), (116, 16190), (145, 12952), (232, 8095), (290, 6476), (580, 3238), (1160, 1619)]