620844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 1747200

約数和(自身を除く): 1126356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 389, 399, 532, 778, 798, 1167, 1556, 1596, 2334, 2723, 4668, 5446, 7391, 8169, 10892, 14782, 16338, 22173, 29564, 32676, 44346, 51737, 88692, 103474, 155211, 206948, 310422, 620844]

約数ペア:

[(1, 620844), (2, 310422), (3, 206948), (4, 155211), (6, 103474), (7, 88692), (12, 51737), (14, 44346), (19, 32676), (21, 29564), (28, 22173), (38, 16338), (42, 14782), (57, 10892), (76, 8169), (84, 7391), (114, 5446), (133, 4668), (228, 2723), (266, 2334), (389, 1596), (399, 1556), (532, 1167), (778, 798)]