199467740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{2617}}^1$

素因数の和:2766

約数の個数: 48

約数和(自身を含む): 434546112

約数和(自身を除く): 235078372

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 103, 148, 185, 206, 370, 412, 515, 740, 1030, 2060, 2617, 3811, 5234, 7622, 10468, 13085, 15244, 19055, 26170, 38110, 52340, 76220, 96829, 193658, 269551, 387316, 484145, 539102, 968290, 1078204, 1347755, 1936580, 2695510, 5391020, 9973387, 19946774, 39893548, 49866935, 99733870, 199467740]

約数ペア:

[(1, 199467740), (2, 99733870), (4, 49866935), (5, 39893548), (10, 19946774), (20, 9973387), (37, 5391020), (74, 2695510), (103, 1936580), (148, 1347755), (185, 1078204), (206, 968290), (370, 539102), (412, 484145), (515, 387316), (740, 269551), (1030, 193658), (2060, 96829), (2617, 76220), (3811, 52340), (5234, 38110), (7622, 26170), (10468, 19055), (13085, 15244)]