824780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 1983744

約数和(自身を除く): 1158964

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 163, 220, 230, 253, 326, 460, 506, 652, 815, 1012, 1265, 1630, 1793, 2530, 3260, 3586, 3749, 5060, 7172, 7498, 8965, 14996, 17930, 18745, 35860, 37490, 41239, 74980, 82478, 164956, 206195, 412390, 824780]

約数ペア:

[(1, 824780), (2, 412390), (4, 206195), (5, 164956), (10, 82478), (11, 74980), (20, 41239), (22, 37490), (23, 35860), (44, 18745), (46, 17930), (55, 14996), (92, 8965), (110, 7498), (115, 7172), (163, 5060), (220, 3749), (230, 3586), (253, 3260), (326, 2530), (460, 1793), (506, 1630), (652, 1265), (815, 1012)]