31827740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 83026944

約数和(自身を除く): 51199204

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 43, 68, 70, 85, 86, 119, 140, 170, 172, 215, 238, 301, 311, 340, 430, 476, 595, 602, 622, 731, 860, 1190, 1204, 1244, 1462, 1505, 1555, 2177, 2380, 2924, 3010, 3110, 3655, 4354, 5117, 5287, 6020, 6220, 7310, 8708, 10234, 10574, 10885, 13373, 14620, 20468, 21148, 21770, 25585, 26435, 26746, 37009, 43540, 51170, 52870, 53492, 66865, 74018, 93611, 102340, 105740, 133730, 148036, 185045, 187222, 227341, 267460, 370090, 374444, 454682, 468055, 740180, 909364, 936110, 1136705, 1591387, 1872220, 2273410, 3182774, 4546820, 6365548, 7956935, 15913870, 31827740]

約数ペア:

[(1, 31827740), (2, 15913870), (4, 7956935), (5, 6365548), (7, 4546820), (10, 3182774), (14, 2273410), (17, 1872220), (20, 1591387), (28, 1136705), (34, 936110), (35, 909364), (43, 740180), (68, 468055), (70, 454682), (85, 374444), (86, 370090), (119, 267460), (140, 227341), (170, 187222), (172, 185045), (215, 148036), (238, 133730), (301, 105740), (311, 102340), (340, 93611), (430, 74018), (476, 66865), (595, 53492), (602, 52870), (622, 51170), (731, 43540), (860, 37009), (1190, 26746), (1204, 26435), (1244, 25585), (1462, 21770), (1505, 21148), (1555, 20468), (2177, 14620), (2380, 13373), (2924, 10885), (3010, 10574), (3110, 10234), (3655, 8708), (4354, 7310), (5117, 6220), (5287, 6020)]