40831980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{509}}^1$

素因数の和:719

約数の個数: 96

約数和(自身を含む): 131604480

約数和(自身を除く): 90772500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 191, 210, 382, 420, 509, 573, 764, 955, 1018, 1146, 1337, 1527, 1910, 2036, 2292, 2545, 2674, 2865, 3054, 3563, 3820, 4011, 5090, 5348, 5730, 6108, 6685, 7126, 7635, 8022, 10180, 10689, 11460, 13370, 14252, 15270, 16044, 17815, 20055, 21378, 26740, 30540, 35630, 40110, 42756, 53445, 71260, 80220, 97219, 106890, 194438, 213780, 291657, 388876, 486095, 583314, 680533, 972190, 1166628, 1361066, 1458285, 1944380, 2041599, 2722132, 2916570, 3402665, 4083198, 5833140, 6805330, 8166396, 10207995, 13610660, 20415990, 40831980]

約数ペア:

[(1, 40831980), (2, 20415990), (3, 13610660), (4, 10207995), (5, 8166396), (6, 6805330), (7, 5833140), (10, 4083198), (12, 3402665), (14, 2916570), (15, 2722132), (20, 2041599), (21, 1944380), (28, 1458285), (30, 1361066), (35, 1166628), (42, 972190), (60, 680533), (70, 583314), (84, 486095), (105, 388876), (140, 291657), (191, 213780), (210, 194438), (382, 106890), (420, 97219), (509, 80220), (573, 71260), (764, 53445), (955, 42756), (1018, 40110), (1146, 35630), (1337, 30540), (1527, 26740), (1910, 21378), (2036, 20055), (2292, 17815), (2545, 16044), (2674, 15270), (2865, 14252), (3054, 13370), (3563, 11460), (3820, 10689), (4011, 10180), (5090, 8022), (5348, 7635), (5730, 7126), (6108, 6685)]