8472740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 18845568

約数和(自身を除く): 10372828

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 113, 115, 163, 226, 230, 326, 452, 460, 565, 652, 815, 1130, 1630, 2260, 2599, 3260, 3749, 5198, 7498, 10396, 12995, 14996, 18419, 18745, 25990, 36838, 37490, 51980, 73676, 74980, 92095, 184190, 368380, 423637, 847274, 1694548, 2118185, 4236370, 8472740]

約数ペア:

[(1, 8472740), (2, 4236370), (4, 2118185), (5, 1694548), (10, 847274), (20, 423637), (23, 368380), (46, 184190), (92, 92095), (113, 74980), (115, 73676), (163, 51980), (226, 37490), (230, 36838), (326, 25990), (452, 18745), (460, 18419), (565, 14996), (652, 12995), (815, 10396), (1130, 7498), (1630, 5198), (2260, 3749), (2599, 3260)]