12437180

素因数分解:

$2^2\times 5^1\times 7^5\times {\mathrm{37}}^1$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 31294368

約数和(自身を除く): 18857188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 343, 370, 490, 518, 686, 740, 980, 1036, 1295, 1372, 1715, 1813, 2401, 2590, 3430, 3626, 4802, 5180, 6860, 7252, 9065, 9604, 12005, 12691, 16807, 18130, 24010, 25382, 33614, 36260, 48020, 50764, 63455, 67228, 84035, 88837, 126910, 168070, 177674, 253820, 336140, 355348, 444185, 621859, 888370, 1243718, 1776740, 2487436, 3109295, 6218590, 12437180]

約数ペア:

[(1, 12437180), (2, 6218590), (4, 3109295), (5, 2487436), (7, 1776740), (10, 1243718), (14, 888370), (20, 621859), (28, 444185), (35, 355348), (37, 336140), (49, 253820), (70, 177674), (74, 168070), (98, 126910), (140, 88837), (148, 84035), (185, 67228), (196, 63455), (245, 50764), (259, 48020), (343, 36260), (370, 33614), (490, 25382), (518, 24010), (686, 18130), (740, 16807), (980, 12691), (1036, 12005), (1295, 9604), (1372, 9065), (1715, 7252), (1813, 6860), (2401, 5180), (2590, 4802), (3430, 3626)]