1379020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{191}}^1$

素因数の和:238

約数の個数: 36

約数和(自身を含む): 3072384

約数和(自身を除く): 1693364

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 191, 361, 380, 382, 722, 764, 955, 1444, 1805, 1910, 3610, 3629, 3820, 7220, 7258, 14516, 18145, 36290, 68951, 72580, 137902, 275804, 344755, 689510, 1379020]

約数ペア:

[(1, 1379020), (2, 689510), (4, 344755), (5, 275804), (10, 137902), (19, 72580), (20, 68951), (38, 36290), (76, 18145), (95, 14516), (190, 7258), (191, 7220), (361, 3820), (380, 3629), (382, 3610), (722, 1910), (764, 1805), (955, 1444)]