1276960

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 3157056

約数和(自身を除く): 1880096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 347, 368, 460, 694, 736, 920, 1388, 1735, 1840, 2776, 3470, 3680, 5552, 6940, 7981, 11104, 13880, 15962, 27760, 31924, 39905, 55520, 63848, 79810, 127696, 159620, 255392, 319240, 638480, 1276960]

約数ペア:

[(1, 1276960), (2, 638480), (4, 319240), (5, 255392), (8, 159620), (10, 127696), (16, 79810), (20, 63848), (23, 55520), (32, 39905), (40, 31924), (46, 27760), (80, 15962), (92, 13880), (115, 11104), (160, 7981), (184, 6940), (230, 5552), (347, 3680), (368, 3470), (460, 2776), (694, 1840), (736, 1735), (920, 1388)]