12644820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{70249}}^1$

素因数の和:70264

約数の個数: 36

約数和(自身を含む): 38356500

約数和(自身を除く): 25711680

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 70249, 140498, 210747, 280996, 351245, 421494, 632241, 702490, 842988, 1053735, 1264482, 1404980, 2107470, 2528964, 3161205, 4214940, 6322410, 12644820]

約数ペア:

[(1, 12644820), (2, 6322410), (3, 4214940), (4, 3161205), (5, 2528964), (6, 2107470), (9, 1404980), (10, 1264482), (12, 1053735), (15, 842988), (18, 702490), (20, 632241), (30, 421494), (36, 351245), (45, 280996), (60, 210747), (90, 140498), (180, 70249)]