178008460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{12589}}^1$

素因数の和:12706

約数の個数: 48

約数和(自身を含む): 431484480

約数和(自身を除く): 253476020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 7070, 12589, 14140, 25178, 50356, 62945, 88123, 125890, 176246, 251780, 352492, 440615, 881230, 1271489, 1762460, 2542978, 5085956, 6357445, 8900423, 12714890, 17800846, 25429780, 35601692, 44502115, 89004230, 178008460]

約数ペア:

[(1, 178008460), (2, 89004230), (4, 44502115), (5, 35601692), (7, 25429780), (10, 17800846), (14, 12714890), (20, 8900423), (28, 6357445), (35, 5085956), (70, 2542978), (101, 1762460), (140, 1271489), (202, 881230), (404, 440615), (505, 352492), (707, 251780), (1010, 176246), (1414, 125890), (2020, 88123), (2828, 62945), (3535, 50356), (7070, 25178), (12589, 14140)]