28794060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{461}}^1$

素因数の和:823

約数の個数: 72

約数和(自身を含む): 87783696

約数和(自身を除く): 58989636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 461, 694, 922, 1041, 1383, 1388, 1735, 1844, 2082, 2305, 2766, 3123, 3470, 4149, 4164, 4610, 5205, 5532, 6246, 6915, 6940, 8298, 9220, 10410, 12492, 13830, 15615, 16596, 20745, 20820, 27660, 31230, 41490, 62460, 82980, 159967, 319934, 479901, 639868, 799835, 959802, 1439703, 1599670, 1919604, 2399505, 2879406, 3199340, 4799010, 5758812, 7198515, 9598020, 14397030, 28794060]

約数ペア:

[(1, 28794060), (2, 14397030), (3, 9598020), (4, 7198515), (5, 5758812), (6, 4799010), (9, 3199340), (10, 2879406), (12, 2399505), (15, 1919604), (18, 1599670), (20, 1439703), (30, 959802), (36, 799835), (45, 639868), (60, 479901), (90, 319934), (180, 159967), (347, 82980), (461, 62460), (694, 41490), (922, 31230), (1041, 27660), (1383, 20820), (1388, 20745), (1735, 16596), (1844, 15615), (2082, 13830), (2305, 12492), (2766, 10410), (3123, 9220), (3470, 8298), (4149, 6940), (4164, 6915), (4610, 6246), (5205, 5532)]