2015646820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{538943}}^1$

素因数の和:538980

約数の個数: 48

約数和(自身を含む): 4889299968

約数和(自身を除く): 2873653148

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 538943, 1077886, 2155772, 2694715, 5389430, 5928373, 9162031, 10778860, 11856746, 18324062, 23713492, 29641865, 36648124, 45810155, 59283730, 91620310, 100782341, 118567460, 183240620, 201564682, 403129364, 503911705, 1007823410, 2015646820]

約数ペア:

[(1, 2015646820), (2, 1007823410), (4, 503911705), (5, 403129364), (10, 201564682), (11, 183240620), (17, 118567460), (20, 100782341), (22, 91620310), (34, 59283730), (44, 45810155), (55, 36648124), (68, 29641865), (85, 23713492), (110, 18324062), (170, 11856746), (187, 10778860), (220, 9162031), (340, 5928373), (374, 5389430), (748, 2694715), (935, 2155772), (1870, 1077886), (3740, 538943)]