20102192630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{443}}^1\times {\mathrm{3089}}^1$

素因数の和:3665

約数の個数: 64

約数和(自身を含む): 39413666880

約数和(自身を除く): 19311474250

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 443, 565, 886, 1130, 1469, 2215, 2938, 3089, 4430, 5759, 6178, 7345, 11518, 14690, 15445, 28795, 30890, 40157, 50059, 57590, 80314, 100118, 200785, 250295, 349057, 401570, 500590, 650767, 698114, 1301534, 1368427, 1745285, 2736854, 3253835, 3490570, 4537741, 6507670, 6842135, 9075482, 13684270, 17789551, 22688705, 35579102, 45377410, 88947755, 154632251, 177895510, 309264502, 773161255, 1546322510, 2010219263, 4020438526, 10051096315, 20102192630]

約数ペア:

[(1, 20102192630), (2, 10051096315), (5, 4020438526), (10, 2010219263), (13, 1546322510), (26, 773161255), (65, 309264502), (113, 177895510), (130, 154632251), (226, 88947755), (443, 45377410), (565, 35579102), (886, 22688705), (1130, 17789551), (1469, 13684270), (2215, 9075482), (2938, 6842135), (3089, 6507670), (4430, 4537741), (5759, 3490570), (6178, 3253835), (7345, 2736854), (11518, 1745285), (14690, 1368427), (15445, 1301534), (28795, 698114), (30890, 650767), (40157, 500590), (50059, 401570), (57590, 349057), (80314, 250295), (100118, 200785)]