31620320

素因数分解:

$2^5\times 5^1\times {\mathrm{229}}^1\times {\mathrm{863}}^1$

素因数の和:1107

約数の個数: 48

約数和(自身を含む): 75116160

約数和(自身を除く): 43495840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 229, 458, 863, 916, 1145, 1726, 1832, 2290, 3452, 3664, 4315, 4580, 6904, 7328, 8630, 9160, 13808, 17260, 18320, 27616, 34520, 36640, 69040, 138080, 197627, 395254, 790508, 988135, 1581016, 1976270, 3162032, 3952540, 6324064, 7905080, 15810160, 31620320]

約数ペア:

[(1, 31620320), (2, 15810160), (4, 7905080), (5, 6324064), (8, 3952540), (10, 3162032), (16, 1976270), (20, 1581016), (32, 988135), (40, 790508), (80, 395254), (160, 197627), (229, 138080), (458, 69040), (863, 36640), (916, 34520), (1145, 27616), (1726, 18320), (1832, 17260), (2290, 13808), (3452, 9160), (3664, 8630), (4315, 7328), (4580, 6904)]