31069640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2999}}^1$

素因数の和:3054

約数の個数: 64

約数和(自身を含む): 82080000

約数和(自身を除く): 51010360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 2999, 5180, 5998, 10360, 11996, 14995, 20993, 23992, 29990, 41986, 59980, 83972, 104965, 110963, 119960, 167944, 209930, 221926, 419860, 443852, 554815, 776741, 839720, 887704, 1109630, 1553482, 2219260, 3106964, 3883705, 4438520, 6213928, 7767410, 15534820, 31069640]

約数ペア:

[(1, 31069640), (2, 15534820), (4, 7767410), (5, 6213928), (7, 4438520), (8, 3883705), (10, 3106964), (14, 2219260), (20, 1553482), (28, 1109630), (35, 887704), (37, 839720), (40, 776741), (56, 554815), (70, 443852), (74, 419860), (140, 221926), (148, 209930), (185, 167944), (259, 119960), (280, 110963), (296, 104965), (370, 83972), (518, 59980), (740, 41986), (1036, 29990), (1295, 23992), (1480, 20993), (2072, 14995), (2590, 11996), (2999, 10360), (5180, 5998)]