199123261240

素因数分解:

$2^3\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{3820477}}^1$

素因数の和:3821791

約数の個数: 32

約数和(自身を含む): 448371298080

約数和(自身を除く): 249248036840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1303, 2606, 5212, 6515, 10424, 13030, 26060, 52120, 3820477, 7640954, 15281908, 19102385, 30563816, 38204770, 76409540, 152819080, 4978081531, 9956163062, 19912326124, 24890407655, 39824652248, 49780815310, 99561630620, 199123261240]

約数ペア:

[(1, 199123261240), (2, 99561630620), (4, 49780815310), (5, 39824652248), (8, 24890407655), (10, 19912326124), (20, 9956163062), (40, 4978081531), (1303, 152819080), (2606, 76409540), (5212, 38204770), (6515, 30563816), (10424, 19102385), (13030, 15281908), (26060, 7640954), (52120, 3820477)]