42438020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3851}}^1$

素因数の和:3908

約数の個数: 48

約数和(自身を含む): 97070400

約数和(自身を除く): 54632380

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 3851, 5510, 7702, 11020, 15404, 19255, 38510, 73169, 77020, 111679, 146338, 223358, 292676, 365845, 446716, 558395, 731690, 1116790, 1463380, 2121901, 2233580, 4243802, 8487604, 10609505, 21219010, 42438020]

約数ペア:

[(1, 42438020), (2, 21219010), (4, 10609505), (5, 8487604), (10, 4243802), (19, 2233580), (20, 2121901), (29, 1463380), (38, 1116790), (58, 731690), (76, 558395), (95, 446716), (116, 365845), (145, 292676), (190, 223358), (290, 146338), (380, 111679), (551, 77020), (580, 73169), (1102, 38510), (2204, 19255), (2755, 15404), (3851, 11020), (5510, 7702)]