401075408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{12809}}^1$

素因数の和:12939

約数の個数: 40

約数和(自身を含む): 825988800

約数和(自身を除く): 424913392

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 103, 152, 206, 304, 412, 824, 1648, 1957, 3914, 7828, 12809, 15656, 25618, 31312, 51236, 102472, 204944, 243371, 486742, 973484, 1319327, 1946968, 2638654, 3893936, 5277308, 10554616, 21109232, 25067213, 50134426, 100268852, 200537704, 401075408]

約数ペア:

[(1, 401075408), (2, 200537704), (4, 100268852), (8, 50134426), (16, 25067213), (19, 21109232), (38, 10554616), (76, 5277308), (103, 3893936), (152, 2638654), (206, 1946968), (304, 1319327), (412, 973484), (824, 486742), (1648, 243371), (1957, 204944), (3914, 102472), (7828, 51236), (12809, 31312), (15656, 25618)]