1389735560

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{588871}}^1$

素因数の和:588941

約数の個数: 32

約数和(自身を含む): 3179908800

約数和(自身を除く): 1790173240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 588871, 1177742, 2355484, 2944355, 4710968, 5888710, 11777420, 23554840, 34743389, 69486778, 138973556, 173716945, 277947112, 347433890, 694867780, 1389735560]

約数ペア:

[(1, 1389735560), (2, 694867780), (4, 347433890), (5, 277947112), (8, 173716945), (10, 138973556), (20, 69486778), (40, 34743389), (59, 23554840), (118, 11777420), (236, 5888710), (295, 4710968), (472, 2944355), (590, 2355484), (1180, 1177742), (2360, 588871)]