492734260

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{276817}}^1$

素因数の和:276915

約数の個数: 24

約数和(自身を含む): 1046372040

約数和(自身を除く): 553637780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 276817, 553634, 1107268, 1384085, 2768170, 5536340, 24636713, 49273426, 98546852, 123183565, 246367130, 492734260]

約数ペア:

[(1, 492734260), (2, 246367130), (4, 123183565), (5, 98546852), (10, 49273426), (20, 24636713), (89, 5536340), (178, 2768170), (356, 1384085), (445, 1107268), (890, 553634), (1780, 276817)]