200868020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1\times {\mathrm{503}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 433859328

約数和(自身を除く): 232991308

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 487, 503, 820, 974, 1006, 1948, 2012, 2435, 2515, 4870, 5030, 9740, 10060, 19967, 20623, 39934, 41246, 79868, 82492, 99835, 103115, 199670, 206230, 244961, 399340, 412460, 489922, 979844, 1224805, 2449610, 4899220, 10043401, 20086802, 40173604, 50217005, 100434010, 200868020]

約数ペア:

[(1, 200868020), (2, 100434010), (4, 50217005), (5, 40173604), (10, 20086802), (20, 10043401), (41, 4899220), (82, 2449610), (164, 1224805), (205, 979844), (410, 489922), (487, 412460), (503, 399340), (820, 244961), (974, 206230), (1006, 199670), (1948, 103115), (2012, 99835), (2435, 82492), (2515, 79868), (4870, 41246), (5030, 39934), (9740, 20623), (10060, 19967)]