998049160

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{67987}}^1$

素因数の和:68365

約数の個数: 32

約数和(自身を含む): 2251762560

約数和(自身を除く): 1253713400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 7340, 14680, 67987, 135974, 271948, 339935, 543896, 679870, 1359740, 2719480, 24951229, 49902458, 99804916, 124756145, 199609832, 249512290, 499024580, 998049160]

約数ペア:

[(1, 998049160), (2, 499024580), (4, 249512290), (5, 199609832), (8, 124756145), (10, 99804916), (20, 49902458), (40, 24951229), (367, 2719480), (734, 1359740), (1468, 679870), (1835, 543896), (2936, 339935), (3670, 271948), (7340, 135974), (14680, 67987)]