201445640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41621}}^1$

素因数の和:41654

約数の個数: 48

約数和(自身を含む): 498215340

約数和(自身を除く): 296769700

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 41621, 83242, 166484, 208105, 332968, 416210, 457831, 832420, 915662, 1664840, 1831324, 2289155, 3662648, 4578310, 5036141, 9156620, 10072282, 18313240, 20144564, 25180705, 40289128, 50361410, 100722820, 201445640]

約数ペア:

[(1, 201445640), (2, 100722820), (4, 50361410), (5, 40289128), (8, 25180705), (10, 20144564), (11, 18313240), (20, 10072282), (22, 9156620), (40, 5036141), (44, 4578310), (55, 3662648), (88, 2289155), (110, 1831324), (121, 1664840), (220, 915662), (242, 832420), (440, 457831), (484, 416210), (605, 332968), (968, 208105), (1210, 166484), (2420, 83242), (4840, 41621)]