2080402340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{50227}}^1$

素因数の和:50364

約数の個数: 48

約数和(自身を含む): 4641067200

約数和(自身を除く): 2560664860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1090, 2071, 2180, 4142, 8284, 10355, 20710, 41420, 50227, 100454, 200908, 251135, 502270, 954313, 1004540, 1908626, 3817252, 4771565, 5474743, 9543130, 10949486, 19086260, 21898972, 27373715, 54747430, 104020117, 109494860, 208040234, 416080468, 520100585, 1040201170, 2080402340]

約数ペア:

[(1, 2080402340), (2, 1040201170), (4, 520100585), (5, 416080468), (10, 208040234), (19, 109494860), (20, 104020117), (38, 54747430), (76, 27373715), (95, 21898972), (109, 19086260), (190, 10949486), (218, 9543130), (380, 5474743), (436, 4771565), (545, 3817252), (1090, 1908626), (2071, 1004540), (2180, 954313), (4142, 502270), (8284, 251135), (10355, 200908), (20710, 100454), (41420, 50227)]