39787880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2917}}^1$

素因数の和:2970

約数の個数: 64

約数和(自身を含む): 100846080

約数和(自身を除く): 61058200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 2917, 3410, 5834, 6820, 11668, 13640, 14585, 23336, 29170, 32087, 58340, 64174, 90427, 116680, 128348, 160435, 180854, 256696, 320870, 361708, 452135, 641740, 723416, 904270, 994697, 1283480, 1808540, 1989394, 3617080, 3978788, 4973485, 7957576, 9946970, 19893940, 39787880]

約数ペア:

[(1, 39787880), (2, 19893940), (4, 9946970), (5, 7957576), (8, 4973485), (10, 3978788), (11, 3617080), (20, 1989394), (22, 1808540), (31, 1283480), (40, 994697), (44, 904270), (55, 723416), (62, 641740), (88, 452135), (110, 361708), (124, 320870), (155, 256696), (220, 180854), (248, 160435), (310, 128348), (341, 116680), (440, 90427), (620, 64174), (682, 58340), (1240, 32087), (1364, 29170), (1705, 23336), (2728, 14585), (2917, 13640), (3410, 11668), (5834, 6820)]