1139680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 2857680

約数和(自身を除く): 1718000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 419, 544, 680, 838, 1360, 1676, 2095, 2720, 3352, 4190, 6704, 7123, 8380, 13408, 14246, 16760, 28492, 33520, 35615, 56984, 67040, 71230, 113968, 142460, 227936, 284920, 569840, 1139680]

約数ペア:

[(1, 1139680), (2, 569840), (4, 284920), (5, 227936), (8, 142460), (10, 113968), (16, 71230), (17, 67040), (20, 56984), (32, 35615), (34, 33520), (40, 28492), (68, 16760), (80, 14246), (85, 13408), (136, 8380), (160, 7123), (170, 6704), (272, 4190), (340, 3352), (419, 2720), (544, 2095), (680, 1676), (838, 1360)]