28337220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157429}}^1$

素因数の和:157444

約数の個数: 36

約数和(自身を含む): 85956780

約数和(自身を除く): 57619560

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 157429, 314858, 472287, 629716, 787145, 944574, 1416861, 1574290, 1889148, 2361435, 2833722, 3148580, 4722870, 5667444, 7084305, 9445740, 14168610, 28337220]

約数ペア:

[(1, 28337220), (2, 14168610), (3, 9445740), (4, 7084305), (5, 5667444), (6, 4722870), (9, 3148580), (10, 2833722), (12, 2361435), (15, 1889148), (18, 1574290), (20, 1416861), (30, 944574), (36, 787145), (45, 629716), (60, 472287), (90, 314858), (180, 157429)]