728418110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{146563}}^1$

素因数の和:146648

約数の個数: 32

約数和(自身を含む): 1519575552

約数和(自身を除く): 791157442

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 146563, 293126, 732815, 1025941, 1465630, 2051882, 5129705, 10259410, 10405973, 20811946, 52029865, 72841811, 104059730, 145683622, 364209055, 728418110]

約数ペア:

[(1, 728418110), (2, 364209055), (5, 145683622), (7, 104059730), (10, 72841811), (14, 52029865), (35, 20811946), (70, 10405973), (71, 10259410), (142, 5129705), (355, 2051882), (497, 1465630), (710, 1025941), (994, 732815), (2485, 293126), (4970, 146563)]