4280556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 11531520

約数和(自身を除く): 7250964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 262, 389, 393, 524, 778, 786, 917, 1167, 1556, 1572, 1834, 2334, 2723, 2751, 3668, 4668, 5446, 5502, 8169, 10892, 11004, 16338, 32676, 50959, 101918, 152877, 203836, 305754, 356713, 611508, 713426, 1070139, 1426852, 2140278, 4280556]

約数ペア:

[(1, 4280556), (2, 2140278), (3, 1426852), (4, 1070139), (6, 713426), (7, 611508), (12, 356713), (14, 305754), (21, 203836), (28, 152877), (42, 101918), (84, 50959), (131, 32676), (262, 16338), (389, 11004), (393, 10892), (524, 8169), (778, 5502), (786, 5446), (917, 4668), (1167, 3668), (1556, 2751), (1572, 2723), (1834, 2334)]