28004720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12071}}^1$

素因数の和:12113

約数の個数: 40

約数和(自身を含む): 67361760

約数和(自身を除く): 39357040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 12071, 24142, 48284, 60355, 96568, 120710, 193136, 241420, 350059, 482840, 700118, 965680, 1400236, 1750295, 2800472, 3500590, 5600944, 7001180, 14002360, 28004720]

約数ペア:

[(1, 28004720), (2, 14002360), (4, 7001180), (5, 5600944), (8, 3500590), (10, 2800472), (16, 1750295), (20, 1400236), (29, 965680), (40, 700118), (58, 482840), (80, 350059), (116, 241420), (145, 193136), (232, 120710), (290, 96568), (464, 60355), (580, 48284), (1160, 24142), (2320, 12071)]