38185420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20981}}^1$

素因数の和:21010

約数の個数: 48

約数和(自身を含む): 98699328

約数和(自身を除く): 60513908

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 20981, 41962, 83924, 104905, 146867, 209810, 272753, 293734, 419620, 545506, 587468, 734335, 1091012, 1363765, 1468670, 1909271, 2727530, 2937340, 3818542, 5455060, 7637084, 9546355, 19092710, 38185420]

約数ペア:

[(1, 38185420), (2, 19092710), (4, 9546355), (5, 7637084), (7, 5455060), (10, 3818542), (13, 2937340), (14, 2727530), (20, 1909271), (26, 1468670), (28, 1363765), (35, 1091012), (52, 734335), (65, 587468), (70, 545506), (91, 419620), (130, 293734), (140, 272753), (182, 209810), (260, 146867), (364, 104905), (455, 83924), (910, 41962), (1820, 20981)]