390392.0000000

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1289}}^1$

素因数の和:1334

約数の個数: 48

約数和(自身を含む): 20805120

約数和(自身を除く): 11673844

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1289, 1771, 2578, 3542, 5156, 7084, 9023, 14179, 18046, 28358, 29647, 36092, 56716, 59294, 99253, 118588, 198506, 207529, 326117, 397012, 415058, 652234, 830116, 1304468, 2282819, 4565638, 9131276]

約数ペア:

[(1, 9131276), (2, 4565638), (4, 2282819), (7, 1304468), (11, 830116), (14, 652234), (22, 415058), (23, 397012), (28, 326117), (44, 207529), (46, 198506), (77, 118588), (92, 99253), (154, 59294), (161, 56716), (253, 36092), (308, 29647), (322, 28358), (506, 18046), (644, 14179), (1012, 9023), (1289, 7084), (1771, 5156), (2578, 3542)]