71212060

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{22679}}^1$

素因数の和:22845

約数の個数: 24

約数和(自身を含む): 150504480

約数和(自身を除く): 79292420

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 22679, 45358, 90716, 113395, 226790, 453580, 3560603, 7121206, 14242412, 17803015, 35606030, 71212060]

約数ペア:

[(1, 71212060), (2, 35606030), (4, 17803015), (5, 14242412), (10, 7121206), (20, 3560603), (157, 453580), (314, 226790), (628, 113395), (785, 90716), (1570, 45358), (3140, 22679)]