966881660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{4001}}^1$

素因数の和:4334

約数の個数: 48

約数和(自身を含む): 2085586272

約数和(自身を除く): 1118704612

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 281, 430, 562, 860, 1124, 1405, 2810, 4001, 5620, 8002, 12083, 16004, 20005, 24166, 40010, 48332, 60415, 80020, 120830, 172043, 241660, 344086, 688172, 860215, 1124281, 1720430, 2248562, 3440860, 4497124, 5621405, 11242810, 22485620, 48344083, 96688166, 193376332, 241720415, 483440830, 966881660]

約数ペア:

[(1, 966881660), (2, 483440830), (4, 241720415), (5, 193376332), (10, 96688166), (20, 48344083), (43, 22485620), (86, 11242810), (172, 5621405), (215, 4497124), (281, 3440860), (430, 2248562), (562, 1720430), (860, 1124281), (1124, 860215), (1405, 688172), (2810, 344086), (4001, 241660), (5620, 172043), (8002, 120830), (12083, 80020), (16004, 60415), (20005, 48332), (24166, 40010)]