61420620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1597}}^1$

素因数の和:2250

約数の個数: 48

約数和(自身を含む): 172353888

約数和(自身を除く): 110933268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 641, 1282, 1597, 1923, 2564, 3194, 3205, 3846, 4791, 6388, 6410, 7692, 7985, 9582, 9615, 12820, 15970, 19164, 19230, 23955, 31940, 38460, 47910, 95820, 1023677, 2047354, 3071031, 4094708, 5118385, 6142062, 10236770, 12284124, 15355155, 20473540, 30710310, 61420620]

約数ペア:

[(1, 61420620), (2, 30710310), (3, 20473540), (4, 15355155), (5, 12284124), (6, 10236770), (10, 6142062), (12, 5118385), (15, 4094708), (20, 3071031), (30, 2047354), (60, 1023677), (641, 95820), (1282, 47910), (1597, 38460), (1923, 31940), (2564, 23955), (3194, 19230), (3205, 19164), (3846, 15970), (4791, 12820), (6388, 9615), (6410, 9582), (7692, 7985)]