353148460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{3923}}^1$

素因数の和:4582

約数の個数: 48

約数和(自身を含む): 849090816

約数和(自身を除く): 495942356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 643, 1286, 2572, 3215, 3923, 4501, 6430, 7846, 9002, 12860, 15692, 18004, 19615, 22505, 27461, 39230, 45010, 54922, 78460, 90020, 109844, 137305, 274610, 549220, 2522489, 5044978, 10089956, 12612445, 17657423, 25224890, 35314846, 50449780, 70629692, 88287115, 176574230, 353148460]

約数ペア:

[(1, 353148460), (2, 176574230), (4, 88287115), (5, 70629692), (7, 50449780), (10, 35314846), (14, 25224890), (20, 17657423), (28, 12612445), (35, 10089956), (70, 5044978), (140, 2522489), (643, 549220), (1286, 274610), (2572, 137305), (3215, 109844), (3923, 90020), (4501, 78460), (6430, 54922), (7846, 45010), (9002, 39230), (12860, 27461), (15692, 22505), (18004, 19615)]