1720807520

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{1489}}^1$

素因数の和:1768

約数の個数: 96

約数和(自身を含む): 4217391360

約数和(自身を除く): 2496583840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 233, 248, 310, 466, 496, 620, 932, 992, 1165, 1240, 1489, 1864, 2330, 2480, 2978, 3728, 4660, 4960, 5956, 7223, 7445, 7456, 9320, 11912, 14446, 14890, 18640, 23824, 28892, 29780, 36115, 37280, 46159, 47648, 57784, 59560, 72230, 92318, 115568, 119120, 144460, 184636, 230795, 231136, 238240, 288920, 346937, 369272, 461590, 577840, 693874, 738544, 923180, 1155680, 1387748, 1477088, 1734685, 1846360, 2775496, 3469370, 3692720, 5550992, 6938740, 7385440, 10755047, 11101984, 13877480, 21510094, 27754960, 43020188, 53775235, 55509920, 86040376, 107550470, 172080752, 215100940, 344161504, 430201880, 860403760, 1720807520]

約数ペア:

[(1, 1720807520), (2, 860403760), (4, 430201880), (5, 344161504), (8, 215100940), (10, 172080752), (16, 107550470), (20, 86040376), (31, 55509920), (32, 53775235), (40, 43020188), (62, 27754960), (80, 21510094), (124, 13877480), (155, 11101984), (160, 10755047), (233, 7385440), (248, 6938740), (310, 5550992), (466, 3692720), (496, 3469370), (620, 2775496), (932, 1846360), (992, 1734685), (1165, 1477088), (1240, 1387748), (1489, 1155680), (1864, 923180), (2330, 738544), (2480, 693874), (2978, 577840), (3728, 461590), (4660, 369272), (4960, 346937), (5956, 288920), (7223, 238240), (7445, 231136), (7456, 230795), (9320, 184636), (11912, 144460), (14446, 119120), (14890, 115568), (18640, 92318), (23824, 72230), (28892, 59560), (29780, 57784), (36115, 47648), (37280, 46159)]