12353990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 26749440

約数和(自身を除く): 14395450

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 95, 110, 115, 190, 209, 230, 253, 257, 418, 437, 506, 514, 874, 1045, 1265, 1285, 2090, 2185, 2530, 2570, 2827, 4370, 4807, 4883, 5654, 5911, 9614, 9766, 11822, 14135, 24035, 24415, 28270, 29555, 48070, 48830, 53713, 59110, 65021, 107426, 112309, 130042, 224618, 268565, 325105, 537130, 561545, 650210, 1123090, 1235399, 2470798, 6176995, 12353990]

約数ペア:

[(1, 12353990), (2, 6176995), (5, 2470798), (10, 1235399), (11, 1123090), (19, 650210), (22, 561545), (23, 537130), (38, 325105), (46, 268565), (55, 224618), (95, 130042), (110, 112309), (115, 107426), (190, 65021), (209, 59110), (230, 53713), (253, 48830), (257, 48070), (418, 29555), (437, 28270), (506, 24415), (514, 24035), (874, 14135), (1045, 11822), (1265, 9766), (1285, 9614), (2090, 5911), (2185, 5654), (2530, 4883), (2570, 4807), (2827, 4370)]