40011398

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{907}}^1$

素因数の和:1076

約数の個数: 32

約数和(自身を含む): 72175104

約数和(自身を除く): 32163706

約数列:

[1, 2, 7, 14, 23, 46, 137, 161, 274, 322, 907, 959, 1814, 1918, 3151, 6302, 6349, 12698, 20861, 22057, 41722, 44114, 124259, 146027, 248518, 292054, 869813, 1739626, 2857957, 5715914, 20005699, 40011398]

約数ペア:

[(1, 40011398), (2, 20005699), (7, 5715914), (14, 2857957), (23, 1739626), (46, 869813), (137, 292054), (161, 248518), (274, 146027), (322, 124259), (907, 44114), (959, 41722), (1814, 22057), (1918, 20861), (3151, 12698), (6302, 6349)]