31531070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{631}}^1$

素因数の和:920

約数の個数: 32

約数和(自身を含む): 60065280

約数和(自身を除く): 28534210

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 263, 526, 631, 1262, 1315, 2630, 3155, 4997, 6310, 9994, 11989, 23978, 24985, 49970, 59945, 119890, 165953, 331906, 829765, 1659530, 3153107, 6306214, 15765535, 31531070]

約数ペア:

[(1, 31531070), (2, 15765535), (5, 6306214), (10, 3153107), (19, 1659530), (38, 829765), (95, 331906), (190, 165953), (263, 119890), (526, 59945), (631, 49970), (1262, 24985), (1315, 23978), (2630, 11989), (3155, 9994), (4997, 6310)]