207911870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1091}}^1$

素因数の和:1193

約数の個数: 64

約数和(自身を含む): 424569600

約数和(自身を除く): 216657730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 59, 85, 95, 118, 170, 190, 295, 323, 590, 646, 1003, 1091, 1121, 1615, 2006, 2182, 2242, 3230, 5015, 5455, 5605, 10030, 10910, 11210, 18547, 19057, 20729, 37094, 38114, 41458, 64369, 92735, 95285, 103645, 128738, 185470, 190570, 207290, 321845, 352393, 643690, 704786, 1094273, 1223011, 1761965, 2188546, 2446022, 3523930, 5471365, 6115055, 10942730, 12230110, 20791187, 41582374, 103955935, 207911870]

約数ペア:

[(1, 207911870), (2, 103955935), (5, 41582374), (10, 20791187), (17, 12230110), (19, 10942730), (34, 6115055), (38, 5471365), (59, 3523930), (85, 2446022), (95, 2188546), (118, 1761965), (170, 1223011), (190, 1094273), (295, 704786), (323, 643690), (590, 352393), (646, 321845), (1003, 207290), (1091, 190570), (1121, 185470), (1615, 128738), (2006, 103645), (2182, 95285), (2242, 92735), (3230, 64369), (5015, 41458), (5455, 38114), (5605, 37094), (10030, 20729), (10910, 19057), (11210, 18547)]