19730320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10723}}^1$

素因数の和:10759

約数の個数: 40

約数和(自身を含む): 47871936

約数和(自身を除く): 28141616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 10723, 21446, 42892, 53615, 85784, 107230, 171568, 214460, 246629, 428920, 493258, 857840, 986516, 1233145, 1973032, 2466290, 3946064, 4932580, 9865160, 19730320]

約数ペア:

[(1, 19730320), (2, 9865160), (4, 4932580), (5, 3946064), (8, 2466290), (10, 1973032), (16, 1233145), (20, 986516), (23, 857840), (40, 493258), (46, 428920), (80, 246629), (92, 214460), (115, 171568), (184, 107230), (230, 85784), (368, 53615), (460, 42892), (920, 21446), (1840, 10723)]