31464580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{593}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 75841920

約数和(自身を除く): 44377340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 379, 593, 758, 1186, 1516, 1895, 2372, 2653, 2965, 3790, 4151, 5306, 5930, 7580, 8302, 10612, 11860, 13265, 16604, 20755, 26530, 41510, 53060, 83020, 224747, 449494, 898988, 1123735, 1573229, 2247470, 3146458, 4494940, 6292916, 7866145, 15732290, 31464580]

約数ペア:

[(1, 31464580), (2, 15732290), (4, 7866145), (5, 6292916), (7, 4494940), (10, 3146458), (14, 2247470), (20, 1573229), (28, 1123735), (35, 898988), (70, 449494), (140, 224747), (379, 83020), (593, 53060), (758, 41510), (1186, 26530), (1516, 20755), (1895, 16604), (2372, 13265), (2653, 11860), (2965, 10612), (3790, 8302), (4151, 7580), (5306, 5930)]