735980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{751}}^1$

素因数の和:774

約数の個数: 36

約数和(自身を含む): 1800288

約数和(自身を除く): 1064308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 751, 980, 1502, 3004, 3755, 5257, 7510, 10514, 15020, 21028, 26285, 36799, 52570, 73598, 105140, 147196, 183995, 367990, 735980]

約数ペア:

[(1, 735980), (2, 367990), (4, 183995), (5, 147196), (7, 105140), (10, 73598), (14, 52570), (20, 36799), (28, 26285), (35, 21028), (49, 15020), (70, 10514), (98, 7510), (140, 5257), (196, 3755), (245, 3004), (490, 1502), (751, 980)]