31344460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{929}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 75620160

約数和(自身を除く): 44275700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 929, 964, 1205, 1687, 1858, 2410, 3374, 3716, 4645, 4820, 6503, 6748, 8435, 9290, 13006, 16870, 18580, 26012, 32515, 33740, 65030, 130060, 223889, 447778, 895556, 1119445, 1567223, 2238890, 3134446, 4477780, 6268892, 7836115, 15672230, 31344460]

約数ペア:

[(1, 31344460), (2, 15672230), (4, 7836115), (5, 6268892), (7, 4477780), (10, 3134446), (14, 2238890), (20, 1567223), (28, 1119445), (35, 895556), (70, 447778), (140, 223889), (241, 130060), (482, 65030), (929, 33740), (964, 32515), (1205, 26012), (1687, 18580), (1858, 16870), (2410, 13006), (3374, 9290), (3716, 8435), (4645, 6748), (4820, 6503)]