12812240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:324

約数の個数: 80

約数和(自身を含む): 34497792

約数和(自身を除く): 21685552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 167, 274, 280, 334, 548, 560, 668, 685, 835, 959, 1096, 1169, 1336, 1370, 1670, 1918, 2192, 2338, 2672, 2740, 3340, 3836, 4676, 4795, 5480, 5845, 6680, 7672, 9352, 9590, 10960, 11690, 13360, 15344, 18704, 19180, 22879, 23380, 38360, 45758, 46760, 76720, 91516, 93520, 114395, 160153, 183032, 228790, 320306, 366064, 457580, 640612, 800765, 915160, 1281224, 1601530, 1830320, 2562448, 3203060, 6406120, 12812240]

約数ペア:

[(1, 12812240), (2, 6406120), (4, 3203060), (5, 2562448), (7, 1830320), (8, 1601530), (10, 1281224), (14, 915160), (16, 800765), (20, 640612), (28, 457580), (35, 366064), (40, 320306), (56, 228790), (70, 183032), (80, 160153), (112, 114395), (137, 93520), (140, 91516), (167, 76720), (274, 46760), (280, 45758), (334, 38360), (548, 23380), (560, 22879), (668, 19180), (685, 18704), (835, 15344), (959, 13360), (1096, 11690), (1169, 10960), (1336, 9590), (1370, 9352), (1670, 7672), (1918, 6680), (2192, 5845), (2338, 5480), (2672, 4795), (2740, 4676), (3340, 3836)]