19540590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2081}}^1$

素因数の和:2404

約数の個数: 32

約数和(自身を含む): 47069856

約数和(自身を除く): 27529266

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 313, 626, 939, 1565, 1878, 2081, 3130, 4162, 4695, 6243, 9390, 10405, 12486, 20810, 31215, 62430, 651353, 1302706, 1954059, 3256765, 3908118, 6513530, 9770295, 19540590]

約数ペア:

[(1, 19540590), (2, 9770295), (3, 6513530), (5, 3908118), (6, 3256765), (10, 1954059), (15, 1302706), (30, 651353), (313, 62430), (626, 31215), (939, 20810), (1565, 12486), (1878, 10405), (2081, 9390), (3130, 6243), (4162, 4695)]