16156420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3119}}^1$

素因数の和:3172

約数の個数: 48

約数和(自身を含む): 39836160

約数和(自身を除く): 23679740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 3119, 5180, 6238, 12476, 15595, 21833, 31190, 43666, 62380, 87332, 109165, 115403, 218330, 230806, 436660, 461612, 577015, 807821, 1154030, 1615642, 2308060, 3231284, 4039105, 8078210, 16156420]

約数ペア:

[(1, 16156420), (2, 8078210), (4, 4039105), (5, 3231284), (7, 2308060), (10, 1615642), (14, 1154030), (20, 807821), (28, 577015), (35, 461612), (37, 436660), (70, 230806), (74, 218330), (140, 115403), (148, 109165), (185, 87332), (259, 62380), (370, 43666), (518, 31190), (740, 21833), (1036, 15595), (1295, 12476), (2590, 6238), (3119, 5180)]