13540520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1307}}^1$

素因数の和:1362

約数の個数: 64

約数和(自身を含む): 35786880

約数和(自身を除く): 22246360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1307, 1480, 2072, 2590, 2614, 5180, 5228, 6535, 9149, 10360, 10456, 13070, 18298, 26140, 36596, 45745, 48359, 52280, 73192, 91490, 96718, 182980, 193436, 241795, 338513, 365960, 386872, 483590, 677026, 967180, 1354052, 1692565, 1934360, 2708104, 3385130, 6770260, 13540520]

約数ペア:

[(1, 13540520), (2, 6770260), (4, 3385130), (5, 2708104), (7, 1934360), (8, 1692565), (10, 1354052), (14, 967180), (20, 677026), (28, 483590), (35, 386872), (37, 365960), (40, 338513), (56, 241795), (70, 193436), (74, 182980), (140, 96718), (148, 91490), (185, 73192), (259, 52280), (280, 48359), (296, 45745), (370, 36596), (518, 26140), (740, 18298), (1036, 13070), (1295, 10456), (1307, 10360), (1480, 9149), (2072, 6535), (2590, 5228), (2614, 5180)]