2019964620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{797}}^2$

素因数の和:1659

約数の個数: 72

約数和(自身を含む): 5769855504

約数和(自身を除く): 3749890884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 797, 1060, 1590, 1594, 2391, 3180, 3188, 3985, 4782, 7970, 9564, 11955, 15940, 23910, 42241, 47820, 84482, 126723, 168964, 211205, 253446, 422410, 506892, 633615, 635209, 844820, 1267230, 1270418, 1905627, 2534460, 2540836, 3176045, 3811254, 6352090, 7622508, 9528135, 12704180, 19056270, 33666077, 38112540, 67332154, 100998231, 134664308, 168330385, 201996462, 336660770, 403992924, 504991155, 673321540, 1009982310, 2019964620]

約数ペア:

[(1, 2019964620), (2, 1009982310), (3, 673321540), (4, 504991155), (5, 403992924), (6, 336660770), (10, 201996462), (12, 168330385), (15, 134664308), (20, 100998231), (30, 67332154), (53, 38112540), (60, 33666077), (106, 19056270), (159, 12704180), (212, 9528135), (265, 7622508), (318, 6352090), (530, 3811254), (636, 3176045), (795, 2540836), (797, 2534460), (1060, 1905627), (1590, 1270418), (1594, 1267230), (2391, 844820), (3180, 635209), (3188, 633615), (3985, 506892), (4782, 422410), (7970, 253446), (9564, 211205), (11955, 168964), (15940, 126723), (23910, 84482), (42241, 47820)]