83974520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{299909}}^1$

素因数の和:299927

約数の個数: 32

約数和(自身を含む): 215935200

約数和(自身を除く): 131960680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 299909, 599818, 1199636, 1499545, 2099363, 2399272, 2999090, 4198726, 5998180, 8397452, 10496815, 11996360, 16794904, 20993630, 41987260, 83974520]

約数ペア:

[(1, 83974520), (2, 41987260), (4, 20993630), (5, 16794904), (7, 11996360), (8, 10496815), (10, 8397452), (14, 5998180), (20, 4198726), (28, 2999090), (35, 2399272), (40, 2099363), (56, 1499545), (70, 1199636), (140, 599818), (280, 299909)]