39654890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 83358720

約数和(自身を除く): 43703830

約数列:

[1, 2, 5, 10, 11, 22, 29, 31, 55, 58, 62, 110, 145, 155, 290, 310, 319, 341, 401, 638, 682, 802, 899, 1595, 1705, 1798, 2005, 3190, 3410, 4010, 4411, 4495, 8822, 8990, 9889, 11629, 12431, 19778, 22055, 23258, 24862, 44110, 49445, 58145, 62155, 98890, 116290, 124310, 127919, 136741, 255838, 273482, 360499, 639595, 683705, 720998, 1279190, 1367410, 1802495, 3604990, 3965489, 7930978, 19827445, 39654890]

約数ペア:

[(1, 39654890), (2, 19827445), (5, 7930978), (10, 3965489), (11, 3604990), (22, 1802495), (29, 1367410), (31, 1279190), (55, 720998), (58, 683705), (62, 639595), (110, 360499), (145, 273482), (155, 255838), (290, 136741), (310, 127919), (319, 124310), (341, 116290), (401, 98890), (638, 62155), (682, 58145), (802, 49445), (899, 44110), (1595, 24862), (1705, 23258), (1798, 22055), (2005, 19778), (3190, 12431), (3410, 11629), (4010, 9889), (4411, 8990), (4495, 8822)]