12761840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1753}}^1$

素因数の和:1786

約数の個数: 80

約数和(自身を含む): 36539328

約数和(自身を除く): 23777488

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1753, 1820, 3506, 3640, 7012, 7280, 8765, 12271, 14024, 17530, 22789, 24542, 28048, 35060, 45578, 49084, 61355, 70120, 91156, 98168, 113945, 122710, 140240, 159523, 182312, 196336, 227890, 245420, 319046, 364624, 455780, 490840, 638092, 797615, 911560, 981680, 1276184, 1595230, 1823120, 2552368, 3190460, 6380920, 12761840]

約数ペア:

[(1, 12761840), (2, 6380920), (4, 3190460), (5, 2552368), (7, 1823120), (8, 1595230), (10, 1276184), (13, 981680), (14, 911560), (16, 797615), (20, 638092), (26, 490840), (28, 455780), (35, 364624), (40, 319046), (52, 245420), (56, 227890), (65, 196336), (70, 182312), (80, 159523), (91, 140240), (104, 122710), (112, 113945), (130, 98168), (140, 91156), (182, 70120), (208, 61355), (260, 49084), (280, 45578), (364, 35060), (455, 28048), (520, 24542), (560, 22789), (728, 17530), (910, 14024), (1040, 12271), (1456, 8765), (1753, 7280), (1820, 7012), (3506, 3640)]