123036020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{17041}}^1$

素因数の和:17088

約数の個数: 36

約数和(自身を含む): 272706084

約数和(自身を除く): 149670064

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 17041, 34082, 68164, 85205, 170410, 323779, 340820, 647558, 1295116, 1618895, 3237790, 6151801, 6475580, 12303602, 24607204, 30759005, 61518010, 123036020]

約数ペア:

[(1, 123036020), (2, 61518010), (4, 30759005), (5, 24607204), (10, 12303602), (19, 6475580), (20, 6151801), (38, 3237790), (76, 1618895), (95, 1295116), (190, 647558), (361, 340820), (380, 323779), (722, 170410), (1444, 85205), (1805, 68164), (3610, 34082), (7220, 17041)]