650138440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2321923}}^1$

素因数の和:2321941

約数の個数: 32

約数和(自身を含む): 1671785280

約数和(自身を除く): 1021646840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2321923, 4643846, 9287692, 11609615, 16253461, 18575384, 23219230, 32506922, 46438460, 65013844, 81267305, 92876920, 130027688, 162534610, 325069220, 650138440]

約数ペア:

[(1, 650138440), (2, 325069220), (4, 162534610), (5, 130027688), (7, 92876920), (8, 81267305), (10, 65013844), (14, 46438460), (20, 32506922), (28, 23219230), (35, 18575384), (40, 16253461), (56, 11609615), (70, 9287692), (140, 4643846), (280, 2321923)]