16429980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{39119}}^1$

素因数の和:39138

約数の個数: 48

約数和(自身を含む): 52577280

約数和(自身を除く): 36147300

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, 210, 420, 39119, 78238, 117357, 156476, 195595, 234714, 273833, 391190, 469428, 547666, 586785, 782380, 821499, 1095332, 1173570, 1369165, 1642998, 2347140, 2738330, 3285996, 4107495, 5476660, 8214990, 16429980]

約数ペア:

[(1, 16429980), (2, 8214990), (3, 5476660), (4, 4107495), (5, 3285996), (6, 2738330), (7, 2347140), (10, 1642998), (12, 1369165), (14, 1173570), (15, 1095332), (20, 821499), (21, 782380), (28, 586785), (30, 547666), (35, 469428), (42, 391190), (60, 273833), (70, 234714), (84, 195595), (105, 156476), (140, 117357), (210, 78238), (420, 39119)]