19732240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1319}}^1$

素因数の和:1360

約数の個数: 80

約数和(自身を含む): 53032320

約数和(自身を除く): 33300080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1319, 1360, 1496, 1870, 2638, 2992, 3740, 5276, 6595, 7480, 10552, 13190, 14509, 14960, 21104, 22423, 26380, 29018, 44846, 52760, 58036, 72545, 89692, 105520, 112115, 116072, 145090, 179384, 224230, 232144, 246653, 290180, 358768, 448460, 493306, 580360, 896920, 986612, 1160720, 1233265, 1793840, 1973224, 2466530, 3946448, 4933060, 9866120, 19732240]

約数ペア:

[(1, 19732240), (2, 9866120), (4, 4933060), (5, 3946448), (8, 2466530), (10, 1973224), (11, 1793840), (16, 1233265), (17, 1160720), (20, 986612), (22, 896920), (34, 580360), (40, 493306), (44, 448460), (55, 358768), (68, 290180), (80, 246653), (85, 232144), (88, 224230), (110, 179384), (136, 145090), (170, 116072), (176, 112115), (187, 105520), (220, 89692), (272, 72545), (340, 58036), (374, 52760), (440, 44846), (680, 29018), (748, 26380), (880, 22423), (935, 21104), (1319, 14960), (1360, 14509), (1496, 13190), (1870, 10552), (2638, 7480), (2992, 6595), (3740, 5276)]