2905770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 8107776

約数和(自身を除く): 5202006

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 101, 105, 137, 202, 210, 274, 303, 411, 505, 606, 685, 707, 822, 959, 1010, 1370, 1414, 1515, 1918, 2055, 2121, 2877, 3030, 3535, 4110, 4242, 4795, 5754, 7070, 9590, 10605, 13837, 14385, 21210, 27674, 28770, 41511, 69185, 83022, 96859, 138370, 193718, 207555, 290577, 415110, 484295, 581154, 968590, 1452885, 2905770]

約数ペア:

[(1, 2905770), (2, 1452885), (3, 968590), (5, 581154), (6, 484295), (7, 415110), (10, 290577), (14, 207555), (15, 193718), (21, 138370), (30, 96859), (35, 83022), (42, 69185), (70, 41511), (101, 28770), (105, 27674), (137, 21210), (202, 14385), (210, 13837), (274, 10605), (303, 9590), (411, 7070), (505, 5754), (606, 4795), (685, 4242), (707, 4110), (822, 3535), (959, 3030), (1010, 2877), (1370, 2121), (1414, 2055), (1515, 1918)]