20527020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{12671}}^1$

素因数の和:12692

約数の個数: 60

約数和(自身を含む): 64399104

約数和(自身を除く): 43872084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 12671, 25342, 38013, 50684, 63355, 76026, 114039, 126710, 152052, 190065, 228078, 253420, 342117, 380130, 456156, 570195, 684234, 760260, 1026351, 1140390, 1368468, 1710585, 2052702, 2280780, 3421170, 4105404, 5131755, 6842340, 10263510, 20527020]

約数ペア:

[(1, 20527020), (2, 10263510), (3, 6842340), (4, 5131755), (5, 4105404), (6, 3421170), (9, 2280780), (10, 2052702), (12, 1710585), (15, 1368468), (18, 1140390), (20, 1026351), (27, 760260), (30, 684234), (36, 570195), (45, 456156), (54, 380130), (60, 342117), (81, 253420), (90, 228078), (108, 190065), (135, 152052), (162, 126710), (180, 114039), (270, 76026), (324, 63355), (405, 50684), (540, 38013), (810, 25342), (1620, 12671)]