84376820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{911}}^1$

素因数の和:1352

約数の個数: 48

約数和(自身を含む): 193971456

約数和(自身を除く): 109594636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 421, 842, 911, 1684, 1822, 2105, 3644, 4210, 4555, 4631, 8420, 9110, 9262, 10021, 18220, 18524, 20042, 23155, 40084, 46310, 50105, 92620, 100210, 200420, 383531, 767062, 1534124, 1917655, 3835310, 4218841, 7670620, 8437682, 16875364, 21094205, 42188410, 84376820]

約数ペア:

[(1, 84376820), (2, 42188410), (4, 21094205), (5, 16875364), (10, 8437682), (11, 7670620), (20, 4218841), (22, 3835310), (44, 1917655), (55, 1534124), (110, 767062), (220, 383531), (421, 200420), (842, 100210), (911, 92620), (1684, 50105), (1822, 46310), (2105, 40084), (3644, 23155), (4210, 20042), (4555, 18524), (4631, 18220), (8420, 10021), (9110, 9262)]