2168340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 6168960

約数和(自身を除く): 4000620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 509, 710, 852, 1018, 1065, 1420, 1527, 2036, 2130, 2545, 3054, 4260, 5090, 6108, 7635, 10180, 15270, 30540, 36139, 72278, 108417, 144556, 180695, 216834, 361390, 433668, 542085, 722780, 1084170, 2168340]

約数ペア:

[(1, 2168340), (2, 1084170), (3, 722780), (4, 542085), (5, 433668), (6, 361390), (10, 216834), (12, 180695), (15, 144556), (20, 108417), (30, 72278), (60, 36139), (71, 30540), (142, 15270), (213, 10180), (284, 7635), (355, 6108), (426, 5090), (509, 4260), (710, 3054), (852, 2545), (1018, 2130), (1065, 2036), (1420, 1527)]