371126020

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{653}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 789869808

約数和(自身を除く): 418743788

約数列:

[1, 2, 4, 5, 10, 20, 157, 181, 314, 362, 628, 653, 724, 785, 905, 1306, 1570, 1810, 2612, 3140, 3265, 3620, 6530, 13060, 28417, 56834, 102521, 113668, 118193, 142085, 205042, 236386, 284170, 410084, 472772, 512605, 568340, 590965, 1025210, 1181930, 2050420, 2363860, 18556301, 37112602, 74225204, 92781505, 185563010, 371126020]

約数ペア:

[(1, 371126020), (2, 185563010), (4, 92781505), (5, 74225204), (10, 37112602), (20, 18556301), (157, 2363860), (181, 2050420), (314, 1181930), (362, 1025210), (628, 590965), (653, 568340), (724, 512605), (785, 472772), (905, 410084), (1306, 284170), (1570, 236386), (1810, 205042), (2612, 142085), (3140, 118193), (3265, 113668), (3620, 102521), (6530, 56834), (13060, 28417)]