974740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 2314368

約数和(自身を除く): 1339628

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 163, 230, 260, 299, 326, 460, 598, 652, 815, 1196, 1495, 1630, 2119, 2990, 3260, 3749, 4238, 5980, 7498, 8476, 10595, 14996, 18745, 21190, 37490, 42380, 48737, 74980, 97474, 194948, 243685, 487370, 974740]

約数ペア:

[(1, 974740), (2, 487370), (4, 243685), (5, 194948), (10, 97474), (13, 74980), (20, 48737), (23, 42380), (26, 37490), (46, 21190), (52, 18745), (65, 14996), (92, 10595), (115, 8476), (130, 7498), (163, 5980), (230, 4238), (260, 3749), (299, 3260), (326, 2990), (460, 2119), (598, 1630), (652, 1495), (815, 1196)]