138984340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{1459}}^1$

素因数の和:1912

約数の個数: 48

約数和(自身を含む): 319354560

約数和(自身を除く): 180370220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 433, 866, 1459, 1732, 2165, 2918, 4330, 4763, 5836, 7295, 8660, 9526, 14590, 16049, 19052, 23815, 29180, 32098, 47630, 64196, 80245, 95260, 160490, 320980, 631747, 1263494, 2526988, 3158735, 6317470, 6949217, 12634940, 13898434, 27796868, 34746085, 69492170, 138984340]

約数ペア:

[(1, 138984340), (2, 69492170), (4, 34746085), (5, 27796868), (10, 13898434), (11, 12634940), (20, 6949217), (22, 6317470), (44, 3158735), (55, 2526988), (110, 1263494), (220, 631747), (433, 320980), (866, 160490), (1459, 95260), (1732, 80245), (2165, 64196), (2918, 47630), (4330, 32098), (4763, 29180), (5836, 23815), (7295, 19052), (8660, 16049), (9526, 14590)]