2560580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 5975424

約数和(自身を除く): 3414844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 113, 206, 220, 226, 412, 452, 515, 565, 1030, 1130, 1133, 1243, 2060, 2260, 2266, 2486, 4532, 4972, 5665, 6215, 11330, 11639, 12430, 22660, 23278, 24860, 46556, 58195, 116390, 128029, 232780, 256058, 512116, 640145, 1280290, 2560580]

約数ペア:

[(1, 2560580), (2, 1280290), (4, 640145), (5, 512116), (10, 256058), (11, 232780), (20, 128029), (22, 116390), (44, 58195), (55, 46556), (103, 24860), (110, 23278), (113, 22660), (206, 12430), (220, 11639), (226, 11330), (412, 6215), (452, 5665), (515, 4972), (565, 4532), (1030, 2486), (1130, 2266), (1133, 2260), (1243, 2060)]