31296460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{120371}}^1$

素因数の和:120393

約数の個数: 24

約数和(自身を含む): 70778736

約数和(自身を除く): 39482276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 120371, 240742, 481484, 601855, 1203710, 1564823, 2407420, 3129646, 6259292, 7824115, 15648230, 31296460]

約数ペア:

[(1, 31296460), (2, 15648230), (4, 7824115), (5, 6259292), (10, 3129646), (13, 2407420), (20, 1564823), (26, 1203710), (52, 601855), (65, 481484), (130, 240742), (260, 120371)]