140409416

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2789}}^1$

素因数の和:2862

約数の個数: 64

約数和(自身を含む): 321408000

約数和(自身を除く): 180998584

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 31, 56, 58, 62, 116, 124, 203, 217, 232, 248, 406, 434, 812, 868, 899, 1624, 1736, 1798, 2789, 3596, 5578, 6293, 7192, 11156, 12586, 19523, 22312, 25172, 39046, 50344, 78092, 80881, 86459, 156184, 161762, 172918, 323524, 345836, 566167, 605213, 647048, 691672, 1132334, 1210426, 2264668, 2420852, 2507311, 4529336, 4841704, 5014622, 10029244, 17551177, 20058488, 35102354, 70204708, 140409416]

約数ペア:

[(1, 140409416), (2, 70204708), (4, 35102354), (7, 20058488), (8, 17551177), (14, 10029244), (28, 5014622), (29, 4841704), (31, 4529336), (56, 2507311), (58, 2420852), (62, 2264668), (116, 1210426), (124, 1132334), (203, 691672), (217, 647048), (232, 605213), (248, 566167), (406, 345836), (434, 323524), (812, 172918), (868, 161762), (899, 156184), (1624, 86459), (1736, 80881), (1798, 78092), (2789, 50344), (3596, 39046), (5578, 25172), (6293, 22312), (7192, 19523), (11156, 12586)]