939680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{839}}^1$

素因数の和:861

約数の個数: 48

約数和(自身を含む): 2540160

約数和(自身を除く): 1600480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 839, 1120, 1678, 3356, 4195, 5873, 6712, 8390, 11746, 13424, 16780, 23492, 26848, 29365, 33560, 46984, 58730, 67120, 93968, 117460, 134240, 187936, 234920, 469840, 939680]

約数ペア:

[(1, 939680), (2, 469840), (4, 234920), (5, 187936), (7, 134240), (8, 117460), (10, 93968), (14, 67120), (16, 58730), (20, 46984), (28, 33560), (32, 29365), (35, 26848), (40, 23492), (56, 16780), (70, 13424), (80, 11746), (112, 8390), (140, 6712), (160, 5873), (224, 4195), (280, 3356), (560, 1678), (839, 1120)]