12038020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 27014400

約数和(自身を除く): 14976380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 401, 790, 802, 1501, 1580, 1604, 2005, 3002, 4010, 6004, 7505, 7619, 8020, 15010, 15238, 30020, 30476, 31679, 38095, 63358, 76190, 126716, 152380, 158395, 316790, 601901, 633580, 1203802, 2407604, 3009505, 6019010, 12038020]

約数ペア:

[(1, 12038020), (2, 6019010), (4, 3009505), (5, 2407604), (10, 1203802), (19, 633580), (20, 601901), (38, 316790), (76, 158395), (79, 152380), (95, 126716), (158, 76190), (190, 63358), (316, 38095), (380, 31679), (395, 30476), (401, 30020), (790, 15238), (802, 15010), (1501, 8020), (1580, 7619), (1604, 7505), (2005, 6004), (3002, 4010)]