201686980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53927}}^1$

素因数の和:53964

約数の個数: 48

約数和(自身を含む): 489234816

約数和(自身を除く): 287547836

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, 53927, 107854, 215708, 269635, 539270, 593197, 916759, 1078540, 1186394, 1833518, 2372788, 2965985, 3667036, 4583795, 5931970, 9167590, 10084349, 11863940, 18335180, 20168698, 40337396, 50421745, 100843490, 201686980]

約数ペア:

[(1, 201686980), (2, 100843490), (4, 50421745), (5, 40337396), (10, 20168698), (11, 18335180), (17, 11863940), (20, 10084349), (22, 9167590), (34, 5931970), (44, 4583795), (55, 3667036), (68, 2965985), (85, 2372788), (110, 1833518), (170, 1186394), (187, 1078540), (220, 916759), (340, 593197), (374, 539270), (748, 269635), (935, 215708), (1870, 107854), (3740, 53927)]