20147974070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{591023}}^1$

素因数の和:591524

約数の個数: 32

約数和(自身を含む): 41532438528

約数和(自身を除く): 21384464458

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 487, 974, 2435, 3409, 4870, 6818, 17045, 34090, 591023, 1182046, 2955115, 4137161, 5910230, 8274322, 20685805, 41371610, 287828201, 575656402, 1439141005, 2014797407, 2878282010, 4029594814, 10073987035, 20147974070]

約数ペア:

[(1, 20147974070), (2, 10073987035), (5, 4029594814), (7, 2878282010), (10, 2014797407), (14, 1439141005), (35, 575656402), (70, 287828201), (487, 41371610), (974, 20685805), (2435, 8274322), (3409, 5910230), (4870, 4137161), (6818, 2955115), (17045, 1182046), (34090, 591023)]