27511880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2017}}^1$

素因数の和:2070

約数の個数: 64

約数和(自身を含む): 69742080

約数和(自身を除く): 42230200

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, 2017, 2728, 3410, 4034, 6820, 8068, 10085, 13640, 16136, 20170, 22187, 40340, 44374, 62527, 80680, 88748, 110935, 125054, 177496, 221870, 250108, 312635, 443740, 500216, 625270, 687797, 887480, 1250540, 1375594, 2501080, 2751188, 3438985, 5502376, 6877970, 13755940, 27511880]

約数ペア:

[(1, 27511880), (2, 13755940), (4, 6877970), (5, 5502376), (8, 3438985), (10, 2751188), (11, 2501080), (20, 1375594), (22, 1250540), (31, 887480), (40, 687797), (44, 625270), (55, 500216), (62, 443740), (88, 312635), (110, 250108), (124, 221870), (155, 177496), (220, 125054), (248, 110935), (310, 88748), (341, 80680), (440, 62527), (620, 44374), (682, 40340), (1240, 22187), (1364, 20170), (1705, 16136), (2017, 13640), (2728, 10085), (3410, 8068), (4034, 6820)]