118905260

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 254270016

約数和(自身を除く): 135364756

約数列:

[1, 2, 4, 5, 10, 20, 103, 197, 206, 293, 394, 412, 515, 586, 788, 985, 1030, 1172, 1465, 1970, 2060, 2930, 3940, 5860, 20291, 30179, 40582, 57721, 60358, 81164, 101455, 115442, 120716, 150895, 202910, 230884, 288605, 301790, 405820, 577210, 603580, 1154420, 5945263, 11890526, 23781052, 29726315, 59452630, 118905260]

約数ペア:

[(1, 118905260), (2, 59452630), (4, 29726315), (5, 23781052), (10, 11890526), (20, 5945263), (103, 1154420), (197, 603580), (206, 577210), (293, 405820), (394, 301790), (412, 288605), (515, 230884), (586, 202910), (788, 150895), (985, 120716), (1030, 115442), (1172, 101455), (1465, 81164), (1970, 60358), (2060, 57721), (2930, 40582), (3940, 30179), (5860, 20291)]