18340160

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1549}}^1$

素因数の和:1603

約数の個数: 56

約数和(自身を含む): 44881800

約数和(自身を除く): 26541640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 592, 740, 1184, 1480, 1549, 2368, 2960, 3098, 5920, 6196, 7745, 11840, 12392, 15490, 24784, 30980, 49568, 57313, 61960, 99136, 114626, 123920, 229252, 247840, 286565, 458504, 495680, 573130, 917008, 1146260, 1834016, 2292520, 3668032, 4585040, 9170080, 18340160]

約数ペア:

[(1, 18340160), (2, 9170080), (4, 4585040), (5, 3668032), (8, 2292520), (10, 1834016), (16, 1146260), (20, 917008), (32, 573130), (37, 495680), (40, 458504), (64, 286565), (74, 247840), (80, 229252), (148, 123920), (160, 114626), (185, 99136), (296, 61960), (320, 57313), (370, 49568), (592, 30980), (740, 24784), (1184, 15490), (1480, 12392), (1549, 11840), (2368, 7745), (2960, 6196), (3098, 5920)]