19680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1$

素因数の和:59

約数の個数: 48

約数和(自身を含む): 63504

約数和(自身を除く): 43824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 80, 82, 96, 120, 123, 160, 164, 205, 240, 246, 328, 410, 480, 492, 615, 656, 820, 984, 1230, 1312, 1640, 1968, 2460, 3280, 3936, 4920, 6560, 9840, 19680]

約数ペア:

[(1, 19680), (2, 9840), (3, 6560), (4, 4920), (5, 3936), (6, 3280), (8, 2460), (10, 1968), (12, 1640), (15, 1312), (16, 1230), (20, 984), (24, 820), (30, 656), (32, 615), (40, 492), (41, 480), (48, 410), (60, 328), (80, 246), (82, 240), (96, 205), (120, 164), (123, 160)]