28044820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1487}}^1$

素因数の和:1560

約数の個数: 48

約数和(自身を含む): 62995968

約数和(自身を除く): 34951148

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1487, 1886, 2974, 3772, 4715, 5948, 7435, 9430, 14870, 18860, 29740, 34201, 60967, 68402, 121934, 136804, 171005, 243868, 304835, 342010, 609670, 684020, 1219340, 1402241, 2804482, 5608964, 7011205, 14022410, 28044820]

約数ペア:

[(1, 28044820), (2, 14022410), (4, 7011205), (5, 5608964), (10, 2804482), (20, 1402241), (23, 1219340), (41, 684020), (46, 609670), (82, 342010), (92, 304835), (115, 243868), (164, 171005), (205, 136804), (230, 121934), (410, 68402), (460, 60967), (820, 34201), (943, 29740), (1487, 18860), (1886, 14870), (2974, 9430), (3772, 7435), (4715, 5948)]