19935420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6269}}^1$

素因数の和:6334

約数の個数: 48

約数和(自身を含む): 56881440

約数和(自身を除く): 36946020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 6269, 12538, 18807, 25076, 31345, 37614, 62690, 75228, 94035, 125380, 188070, 332257, 376140, 664514, 996771, 1329028, 1661285, 1993542, 3322570, 3987084, 4983855, 6645140, 9967710, 19935420]

約数ペア:

[(1, 19935420), (2, 9967710), (3, 6645140), (4, 4983855), (5, 3987084), (6, 3322570), (10, 1993542), (12, 1661285), (15, 1329028), (20, 996771), (30, 664514), (53, 376140), (60, 332257), (106, 188070), (159, 125380), (212, 94035), (265, 75228), (318, 62690), (530, 37614), (636, 31345), (795, 25076), (1060, 18807), (1590, 12538), (3180, 6269)]