69473420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 150866688

約数和(自身を除く): 81393268

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 223, 370, 421, 446, 740, 842, 892, 1115, 1684, 2105, 2230, 4210, 4460, 8251, 8420, 15577, 16502, 31154, 33004, 41255, 62308, 77885, 82510, 93883, 155770, 165020, 187766, 311540, 375532, 469415, 938830, 1877660, 3473671, 6947342, 13894684, 17368355, 34736710, 69473420]

約数ペア:

[(1, 69473420), (2, 34736710), (4, 17368355), (5, 13894684), (10, 6947342), (20, 3473671), (37, 1877660), (74, 938830), (148, 469415), (185, 375532), (223, 311540), (370, 187766), (421, 165020), (446, 155770), (740, 93883), (842, 82510), (892, 77885), (1115, 62308), (1684, 41255), (2105, 33004), (2230, 31154), (4210, 16502), (4460, 15577), (8251, 8420)]