2019674720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{4409}}^1$

素因数の和:4840

約数の個数: 96

約数和(自身を含む): 5467694400

約数和(自身を除く): 3448019680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 409, 560, 818, 1120, 1636, 2045, 2863, 3272, 4090, 4409, 5726, 6544, 8180, 8818, 11452, 13088, 14315, 16360, 17636, 22045, 22904, 28630, 30863, 32720, 35272, 44090, 45808, 57260, 61726, 65440, 70544, 88180, 91616, 114520, 123452, 141088, 154315, 176360, 229040, 246904, 308630, 352720, 458080, 493808, 617260, 705440, 987616, 1234520, 1803281, 2469040, 3606562, 4938080, 7213124, 9016405, 12622967, 14426248, 18032810, 25245934, 28852496, 36065620, 50491868, 57704992, 63114835, 72131240, 100983736, 126229670, 144262480, 201967472, 252459340, 288524960, 403934944, 504918680, 1009837360, 2019674720]

約数ペア:

[(1, 2019674720), (2, 1009837360), (4, 504918680), (5, 403934944), (7, 288524960), (8, 252459340), (10, 201967472), (14, 144262480), (16, 126229670), (20, 100983736), (28, 72131240), (32, 63114835), (35, 57704992), (40, 50491868), (56, 36065620), (70, 28852496), (80, 25245934), (112, 18032810), (140, 14426248), (160, 12622967), (224, 9016405), (280, 7213124), (409, 4938080), (560, 3606562), (818, 2469040), (1120, 1803281), (1636, 1234520), (2045, 987616), (2863, 705440), (3272, 617260), (4090, 493808), (4409, 458080), (5726, 352720), (6544, 308630), (8180, 246904), (8818, 229040), (11452, 176360), (13088, 154315), (14315, 141088), (16360, 123452), (17636, 114520), (22045, 91616), (22904, 88180), (28630, 70544), (30863, 65440), (32720, 61726), (35272, 57260), (44090, 45808)]