2198984260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{72959}}^1$

素因数の和:73116

約数の個数: 48

約数和(自身を含む): 5074513920

約数和(自身を除く): 2875529660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 548, 685, 1370, 1507, 2740, 3014, 6028, 7535, 15070, 30140, 72959, 145918, 291836, 364795, 729590, 802549, 1459180, 1605098, 3210196, 4012745, 8025490, 9995383, 16050980, 19990766, 39981532, 49976915, 99953830, 109949213, 199907660, 219898426, 439796852, 549746065, 1099492130, 2198984260]

約数ペア:

[(1, 2198984260), (2, 1099492130), (4, 549746065), (5, 439796852), (10, 219898426), (11, 199907660), (20, 109949213), (22, 99953830), (44, 49976915), (55, 39981532), (110, 19990766), (137, 16050980), (220, 9995383), (274, 8025490), (548, 4012745), (685, 3210196), (1370, 1605098), (1507, 1459180), (2740, 802549), (3014, 729590), (6028, 364795), (7535, 291836), (15070, 145918), (30140, 72959)]