13791560

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1993}}^1$

素因数の和:2177

約数の個数: 32

約数和(自身を含む): 31226040

約数和(自身を除く): 17434480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 1993, 3460, 3986, 6920, 7972, 9965, 15944, 19930, 39860, 79720, 344789, 689578, 1379156, 1723945, 2758312, 3447890, 6895780, 13791560]

約数ペア:

[(1, 13791560), (2, 6895780), (4, 3447890), (5, 2758312), (8, 1723945), (10, 1379156), (20, 689578), (40, 344789), (173, 79720), (346, 39860), (692, 19930), (865, 15944), (1384, 9965), (1730, 7972), (1993, 6920), (3460, 3986)]