31231970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:935

約数の個数: 64

約数和(自身を含む): 71663616

約数和(自身を除く): 40431646

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 47, 55, 70, 77, 94, 110, 154, 235, 329, 385, 470, 517, 658, 770, 863, 1034, 1645, 1726, 2585, 3290, 3619, 4315, 5170, 6041, 7238, 8630, 9493, 12082, 18095, 18986, 30205, 36190, 40561, 47465, 60410, 66451, 81122, 94930, 132902, 202805, 283927, 332255, 405610, 446171, 567854, 664510, 892342, 1419635, 2230855, 2839270, 3123197, 4461710, 6246394, 15615985, 31231970]

約数ペア:

[(1, 31231970), (2, 15615985), (5, 6246394), (7, 4461710), (10, 3123197), (11, 2839270), (14, 2230855), (22, 1419635), (35, 892342), (47, 664510), (55, 567854), (70, 446171), (77, 405610), (94, 332255), (110, 283927), (154, 202805), (235, 132902), (329, 94930), (385, 81122), (470, 66451), (517, 60410), (658, 47465), (770, 40561), (863, 36190), (1034, 30205), (1645, 18986), (1726, 18095), (2585, 12082), (3290, 9493), (3619, 8630), (4315, 7238), (5170, 6041)]