16332420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20939}}^1$

素因数の和:20964

約数の個数: 48

約数和(自身を含む): 49250880

約数和(自身を除く): 32918460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 20939, 41878, 62817, 83756, 104695, 125634, 209390, 251268, 272207, 314085, 418780, 544414, 628170, 816621, 1088828, 1256340, 1361035, 1633242, 2722070, 3266484, 4083105, 5444140, 8166210, 16332420]

約数ペア:

[(1, 16332420), (2, 8166210), (3, 5444140), (4, 4083105), (5, 3266484), (6, 2722070), (10, 1633242), (12, 1361035), (13, 1256340), (15, 1088828), (20, 816621), (26, 628170), (30, 544414), (39, 418780), (52, 314085), (60, 272207), (65, 251268), (78, 209390), (130, 125634), (156, 104695), (195, 83756), (260, 62817), (390, 41878), (780, 20939)]