20769121569320

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{17471}}^1\times {\mathrm{84191}}^1$

素因数の和:102026

約数の個数: 64

約数和(自身を含む): 46866143600640

約数和(自身を除く): 26097022031320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 7060, 14120, 17471, 34942, 69884, 84191, 87355, 139768, 168382, 174710, 336764, 349420, 420955, 673528, 698840, 841910, 1683820, 3367640, 6167263, 12334526, 24669052, 29719423, 30836315, 49338104, 59438846, 61672630, 118877692, 123345260, 148597115, 237755384, 246690520, 297194230, 594388460, 1188776920, 1470900961, 2941801922, 5883603844, 7354504805, 11767207688, 14709009610, 29418019220, 58836038440, 519228039233, 1038456078466, 2076912156932, 2596140196165, 4153824313864, 5192280392330, 10384560784660, 20769121569320]

約数ペア:

[(1, 20769121569320), (2, 10384560784660), (4, 5192280392330), (5, 4153824313864), (8, 2596140196165), (10, 2076912156932), (20, 1038456078466), (40, 519228039233), (353, 58836038440), (706, 29418019220), (1412, 14709009610), (1765, 11767207688), (2824, 7354504805), (3530, 5883603844), (7060, 2941801922), (14120, 1470900961), (17471, 1188776920), (34942, 594388460), (69884, 297194230), (84191, 246690520), (87355, 237755384), (139768, 148597115), (168382, 123345260), (174710, 118877692), (336764, 61672630), (349420, 59438846), (420955, 49338104), (673528, 30836315), (698840, 29719423), (841910, 24669052), (1683820, 12334526), (3367640, 6167263)]