12907454980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4759}}^1\times {\mathrm{19373}}^1$

素因数の和:24148

約数の個数: 48

約数和(自身を含む): 30986000640

約数和(自身を除く): 18078545660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4759, 9518, 19036, 19373, 23795, 33313, 38746, 47590, 66626, 77492, 95180, 96865, 133252, 135611, 166565, 193730, 271222, 333130, 387460, 542444, 666260, 678055, 1356110, 2712220, 92196107, 184392214, 368784428, 460980535, 645372749, 921961070, 1290745498, 1843922140, 2581490996, 3226863745, 6453727490, 12907454980]

約数ペア:

[(1, 12907454980), (2, 6453727490), (4, 3226863745), (5, 2581490996), (7, 1843922140), (10, 1290745498), (14, 921961070), (20, 645372749), (28, 460980535), (35, 368784428), (70, 184392214), (140, 92196107), (4759, 2712220), (9518, 1356110), (19036, 678055), (19373, 666260), (23795, 542444), (33313, 387460), (38746, 333130), (47590, 271222), (66626, 193730), (77492, 166565), (95180, 135611), (96865, 133252)]