20794230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13591}}^1$

素因数の和:13621

約数の個数: 48

約数和(自身を含む): 57249504

約数和(自身を除く): 36455274

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 13591, 27182, 40773, 67955, 81546, 122319, 135910, 203865, 231047, 244638, 407730, 462094, 611595, 693141, 1155235, 1223190, 1386282, 2079423, 2310470, 3465705, 4158846, 6931410, 10397115, 20794230]

約数ペア:

[(1, 20794230), (2, 10397115), (3, 6931410), (5, 4158846), (6, 3465705), (9, 2310470), (10, 2079423), (15, 1386282), (17, 1223190), (18, 1155235), (30, 693141), (34, 611595), (45, 462094), (51, 407730), (85, 244638), (90, 231047), (102, 203865), (153, 135910), (170, 122319), (255, 81546), (306, 67955), (510, 40773), (765, 27182), (1530, 13591)]