1796764040

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{3631}}^1$

素因数の和:3870

約数の個数: 64

約数和(自身を含む): 4118688000

約数和(自身を除く): 2321923960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 139, 178, 278, 356, 445, 556, 695, 712, 890, 1112, 1390, 1780, 2780, 3560, 3631, 5560, 7262, 12371, 14524, 18155, 24742, 29048, 36310, 49484, 61855, 72620, 98968, 123710, 145240, 247420, 323159, 494840, 504709, 646318, 1009418, 1292636, 1615795, 2018836, 2523545, 2585272, 3231590, 4037672, 5047090, 6463180, 10094180, 12926360, 20188360, 44919101, 89838202, 179676404, 224595505, 359352808, 449191010, 898382020, 1796764040]

約数ペア:

[(1, 1796764040), (2, 898382020), (4, 449191010), (5, 359352808), (8, 224595505), (10, 179676404), (20, 89838202), (40, 44919101), (89, 20188360), (139, 12926360), (178, 10094180), (278, 6463180), (356, 5047090), (445, 4037672), (556, 3231590), (695, 2585272), (712, 2523545), (890, 2018836), (1112, 1615795), (1390, 1292636), (1780, 1009418), (2780, 646318), (3560, 504709), (3631, 494840), (5560, 323159), (7262, 247420), (12371, 145240), (14524, 123710), (18155, 98968), (24742, 72620), (29048, 61855), (36310, 49484)]