12456730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 27288576

約数和(自身を除く): 14831846

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 31, 55, 62, 65, 110, 130, 143, 155, 281, 286, 310, 341, 403, 562, 682, 715, 806, 1405, 1430, 1705, 2015, 2810, 3091, 3410, 3653, 4030, 4433, 6182, 7306, 8711, 8866, 15455, 17422, 18265, 22165, 30910, 36530, 40183, 43555, 44330, 80366, 87110, 95821, 113243, 191642, 200915, 226486, 401830, 479105, 566215, 958210, 1132430, 1245673, 2491346, 6228365, 12456730]

約数ペア:

[(1, 12456730), (2, 6228365), (5, 2491346), (10, 1245673), (11, 1132430), (13, 958210), (22, 566215), (26, 479105), (31, 401830), (55, 226486), (62, 200915), (65, 191642), (110, 113243), (130, 95821), (143, 87110), (155, 80366), (281, 44330), (286, 43555), (310, 40183), (341, 36530), (403, 30910), (562, 22165), (682, 18265), (715, 17422), (806, 15455), (1405, 8866), (1430, 8711), (1705, 7306), (2015, 6182), (2810, 4433), (3091, 4030), (3410, 3653)]