219961060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{8263}}^1$

素因数の和:8305

約数の個数: 48

約数和(自身を含む): 508136832

約数和(自身を除く): 288175772

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 2420, 2662, 5324, 6655, 8263, 13310, 16526, 26620, 33052, 41315, 82630, 90893, 165260, 181786, 363572, 454465, 908930, 999823, 1817860, 1999646, 3999292, 4999115, 9998230, 10998053, 19996460, 21996106, 43992212, 54990265, 109980530, 219961060]

約数ペア:

[(1, 219961060), (2, 109980530), (4, 54990265), (5, 43992212), (10, 21996106), (11, 19996460), (20, 10998053), (22, 9998230), (44, 4999115), (55, 3999292), (110, 1999646), (121, 1817860), (220, 999823), (242, 908930), (484, 454465), (605, 363572), (1210, 181786), (1331, 165260), (2420, 90893), (2662, 82630), (5324, 41315), (6655, 33052), (8263, 26620), (13310, 16526)]