211688620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{74017}}^1$

素因数の和:74050

約数の個数: 48

約数和(自身を含む): 522271008

約数和(自身を除く): 310582388

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 74017, 148034, 296068, 370085, 740170, 814187, 962221, 1480340, 1628374, 1924442, 3256748, 3848884, 4070935, 4811105, 8141870, 9622210, 10584431, 16283740, 19244420, 21168862, 42337724, 52922155, 105844310, 211688620]

約数ペア:

[(1, 211688620), (2, 105844310), (4, 52922155), (5, 42337724), (10, 21168862), (11, 19244420), (13, 16283740), (20, 10584431), (22, 9622210), (26, 8141870), (44, 4811105), (52, 4070935), (55, 3848884), (65, 3256748), (110, 1924442), (130, 1628374), (143, 1480340), (220, 962221), (260, 814187), (286, 740170), (572, 370085), (715, 296068), (1430, 148034), (2860, 74017)]