8448420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1013}}^1$

素因数の和:1164

約数の個数: 48

約数和(自身を含む): 23849280

約数和(自身を除く): 15400860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1013, 1390, 1668, 2026, 2085, 2780, 3039, 4052, 4170, 5065, 6078, 8340, 10130, 12156, 15195, 20260, 30390, 60780, 140807, 281614, 422421, 563228, 704035, 844842, 1408070, 1689684, 2112105, 2816140, 4224210, 8448420]

約数ペア:

[(1, 8448420), (2, 4224210), (3, 2816140), (4, 2112105), (5, 1689684), (6, 1408070), (10, 844842), (12, 704035), (15, 563228), (20, 422421), (30, 281614), (60, 140807), (139, 60780), (278, 30390), (417, 20260), (556, 15195), (695, 12156), (834, 10130), (1013, 8340), (1390, 6078), (1668, 5065), (2026, 4170), (2085, 4052), (2780, 3039)]