1249840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{919}}^1$

素因数の和:949

約数の個数: 40

約数和(自身を含む): 3080160

約数和(自身を除く): 1830320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 919, 1360, 1838, 3676, 4595, 7352, 9190, 14704, 15623, 18380, 31246, 36760, 62492, 73520, 78115, 124984, 156230, 249968, 312460, 624920, 1249840]

約数ペア:

[(1, 1249840), (2, 624920), (4, 312460), (5, 249968), (8, 156230), (10, 124984), (16, 78115), (17, 73520), (20, 62492), (34, 36760), (40, 31246), (68, 18380), (80, 15623), (85, 14704), (136, 9190), (170, 7352), (272, 4595), (340, 3676), (680, 1838), (919, 1360)]