28021380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10861}}^1$

素因数の和:10916

約数の個数: 48

約数和(自身を含む): 80291904

約数和(自身を除く): 52270524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 10861, 21722, 32583, 43444, 54305, 65166, 108610, 130332, 162915, 217220, 325830, 467023, 651660, 934046, 1401069, 1868092, 2335115, 2802138, 4670230, 5604276, 7005345, 9340460, 14010690, 28021380]

約数ペア:

[(1, 28021380), (2, 14010690), (3, 9340460), (4, 7005345), (5, 5604276), (6, 4670230), (10, 2802138), (12, 2335115), (15, 1868092), (20, 1401069), (30, 934046), (43, 651660), (60, 467023), (86, 325830), (129, 217220), (172, 162915), (215, 130332), (258, 108610), (430, 65166), (516, 54305), (645, 43444), (860, 32583), (1290, 21722), (2580, 10861)]