8901920

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 22861440

約数和(自身を除く): 13959520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 41, 46, 59, 80, 82, 92, 115, 118, 160, 164, 184, 205, 230, 236, 295, 328, 368, 410, 460, 472, 590, 656, 736, 820, 920, 943, 944, 1180, 1312, 1357, 1640, 1840, 1886, 1888, 2360, 2419, 2714, 3280, 3680, 3772, 4715, 4720, 4838, 5428, 6560, 6785, 7544, 9430, 9440, 9676, 10856, 12095, 13570, 15088, 18860, 19352, 21712, 24190, 27140, 30176, 37720, 38704, 43424, 48380, 54280, 55637, 75440, 77408, 96760, 108560, 111274, 150880, 193520, 217120, 222548, 278185, 387040, 445096, 556370, 890192, 1112740, 1780384, 2225480, 4450960, 8901920]

約数ペア:

[(1, 8901920), (2, 4450960), (4, 2225480), (5, 1780384), (8, 1112740), (10, 890192), (16, 556370), (20, 445096), (23, 387040), (32, 278185), (40, 222548), (41, 217120), (46, 193520), (59, 150880), (80, 111274), (82, 108560), (92, 96760), (115, 77408), (118, 75440), (160, 55637), (164, 54280), (184, 48380), (205, 43424), (230, 38704), (236, 37720), (295, 30176), (328, 27140), (368, 24190), (410, 21712), (460, 19352), (472, 18860), (590, 15088), (656, 13570), (736, 12095), (820, 10856), (920, 9676), (943, 9440), (944, 9430), (1180, 7544), (1312, 6785), (1357, 6560), (1640, 5428), (1840, 4838), (1886, 4720), (1888, 4715), (2360, 3772), (2419, 3680), (2714, 3280)]