49743980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17393}}^1$

素因数の和:17426

約数の個数: 48

約数和(自身を含む): 122732064

約数和(自身を除く): 72988084

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 17393, 34786, 69572, 86965, 173930, 191323, 226109, 347860, 382646, 452218, 765292, 904436, 956615, 1130545, 1913230, 2261090, 2487199, 3826460, 4522180, 4974398, 9948796, 12435995, 24871990, 49743980]

約数ペア:

[(1, 49743980), (2, 24871990), (4, 12435995), (5, 9948796), (10, 4974398), (11, 4522180), (13, 3826460), (20, 2487199), (22, 2261090), (26, 1913230), (44, 1130545), (52, 956615), (55, 904436), (65, 765292), (110, 452218), (130, 382646), (143, 347860), (220, 226109), (260, 191323), (286, 173930), (572, 86965), (715, 69572), (1430, 34786), (2860, 17393)]