20524590

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{25339}}^1$

素因数の和:25358

約数の個数: 40

約数和(自身を含む): 55190520

約数和(自身を除く): 34665930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 25339, 50678, 76017, 126695, 152034, 228051, 253390, 380085, 456102, 684153, 760170, 1140255, 1368306, 2052459, 2280510, 3420765, 4104918, 6841530, 10262295, 20524590]

約数ペア:

[(1, 20524590), (2, 10262295), (3, 6841530), (5, 4104918), (6, 3420765), (9, 2280510), (10, 2052459), (15, 1368306), (18, 1140255), (27, 760170), (30, 684153), (45, 456102), (54, 380085), (81, 253390), (90, 228051), (135, 152034), (162, 126695), (270, 76017), (405, 50678), (810, 25339)]