28295890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2677}}^1$

素因数の和:2842

約数の個数: 32

約数和(自身を含む): 58616064

約数和(自身を除く): 30320174

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 151, 302, 755, 1057, 1510, 2114, 2677, 5285, 5354, 10570, 13385, 18739, 26770, 37478, 93695, 187390, 404227, 808454, 2021135, 2829589, 4042270, 5659178, 14147945, 28295890]

約数ペア:

[(1, 28295890), (2, 14147945), (5, 5659178), (7, 4042270), (10, 2829589), (14, 2021135), (35, 808454), (70, 404227), (151, 187390), (302, 93695), (755, 37478), (1057, 26770), (1510, 18739), (2114, 13385), (2677, 10570), (5285, 5354)]