12966940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4027}}^1$

素因数の和:4066

約数の個数: 48

約数和(自身を含む): 32481792

約数和(自身を除く): 19514852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 4027, 8054, 16108, 20135, 28189, 40270, 56378, 80540, 92621, 112756, 140945, 185242, 281890, 370484, 463105, 563780, 648347, 926210, 1296694, 1852420, 2593388, 3241735, 6483470, 12966940]

約数ペア:

[(1, 12966940), (2, 6483470), (4, 3241735), (5, 2593388), (7, 1852420), (10, 1296694), (14, 926210), (20, 648347), (23, 563780), (28, 463105), (35, 370484), (46, 281890), (70, 185242), (92, 140945), (115, 112756), (140, 92621), (161, 80540), (230, 56378), (322, 40270), (460, 28189), (644, 20135), (805, 16108), (1610, 8054), (3220, 4027)]