201399140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{2143}}^1$

素因数の和:2316

約数の個数: 48

約数和(自身を含む): 437993472

約数和(自身を除く): 236594332

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 127, 148, 185, 254, 370, 508, 635, 740, 1270, 2143, 2540, 4286, 4699, 8572, 9398, 10715, 18796, 21430, 23495, 42860, 46990, 79291, 93980, 158582, 272161, 317164, 396455, 544322, 792910, 1088644, 1360805, 1585820, 2721610, 5443220, 10069957, 20139914, 40279828, 50349785, 100699570, 201399140]

約数ペア:

[(1, 201399140), (2, 100699570), (4, 50349785), (5, 40279828), (10, 20139914), (20, 10069957), (37, 5443220), (74, 2721610), (127, 1585820), (148, 1360805), (185, 1088644), (254, 792910), (370, 544322), (508, 396455), (635, 317164), (740, 272161), (1270, 158582), (2143, 93980), (2540, 79291), (4286, 46990), (4699, 42860), (8572, 23495), (9398, 21430), (10715, 18796)]