40845340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{70423}}^1$

素因数の和:70461

約数の個数: 24

約数和(自身を含む): 88734240

約数和(自身を除く): 47888900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 70423, 140846, 281692, 352115, 704230, 1408460, 2042267, 4084534, 8169068, 10211335, 20422670, 40845340]

約数ペア:

[(1, 40845340), (2, 20422670), (4, 10211335), (5, 8169068), (10, 4084534), (20, 2042267), (29, 1408460), (58, 704230), (116, 352115), (145, 281692), (290, 140846), (580, 70423)]