739866890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{20287}}^1$

素因数の和:20822

約数の個数: 32

約数和(自身を含む): 1525008384

約数和(自身を除く): 785141494

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 521, 1042, 2605, 3647, 5210, 7294, 18235, 20287, 36470, 40574, 101435, 142009, 202870, 284018, 710045, 1420090, 10569527, 21139054, 52847635, 73986689, 105695270, 147973378, 369933445, 739866890]

約数ペア:

[(1, 739866890), (2, 369933445), (5, 147973378), (7, 105695270), (10, 73986689), (14, 52847635), (35, 21139054), (70, 10569527), (521, 1420090), (1042, 710045), (2605, 284018), (3647, 202870), (5210, 142009), (7294, 101435), (18235, 40574), (20287, 36470)]