205686740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{86423}}^1$

素因数の和:86456

約数の個数: 48

約数和(自身を含む): 522692352

約数和(自身を除く): 317005612

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 86423, 172846, 345692, 432115, 604961, 864230, 1209922, 1469191, 1728460, 2419844, 2938382, 3024805, 5876764, 6049610, 7345955, 10284337, 12099220, 14691910, 20568674, 29383820, 41137348, 51421685, 102843370, 205686740]

約数ペア:

[(1, 205686740), (2, 102843370), (4, 51421685), (5, 41137348), (7, 29383820), (10, 20568674), (14, 14691910), (17, 12099220), (20, 10284337), (28, 7345955), (34, 6049610), (35, 5876764), (68, 3024805), (70, 2938382), (85, 2419844), (119, 1728460), (140, 1469191), (170, 1209922), (238, 864230), (340, 604961), (476, 432115), (595, 345692), (1190, 172846), (2380, 86423)]