655788020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{10567}}^1$

素因数の和:10712

約数の個数: 48

約数和(自身を含む): 1438093440

約数和(自身を除く): 782305420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 107, 116, 145, 214, 290, 428, 535, 580, 1070, 2140, 3103, 6206, 10567, 12412, 15515, 21134, 31030, 42268, 52835, 62060, 105670, 211340, 306443, 612886, 1130669, 1225772, 1532215, 2261338, 3064430, 4522676, 5653345, 6128860, 11306690, 22613380, 32789401, 65578802, 131157604, 163947005, 327894010, 655788020]

約数ペア:

[(1, 655788020), (2, 327894010), (4, 163947005), (5, 131157604), (10, 65578802), (20, 32789401), (29, 22613380), (58, 11306690), (107, 6128860), (116, 5653345), (145, 4522676), (214, 3064430), (290, 2261338), (428, 1532215), (535, 1225772), (580, 1130669), (1070, 612886), (2140, 306443), (3103, 211340), (6206, 105670), (10567, 62060), (12412, 52835), (15515, 42268), (21134, 31030)]