20541060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{38039}}^1$

素因数の和:38057

約数の個数: 48

約数和(自身を含む): 63907200

約数和(自身を除く): 43366140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 38039, 76078, 114117, 152156, 190195, 228234, 342351, 380390, 456468, 570585, 684702, 760780, 1027053, 1141170, 1369404, 1711755, 2054106, 2282340, 3423510, 4108212, 5135265, 6847020, 10270530, 20541060]

約数ペア:

[(1, 20541060), (2, 10270530), (3, 6847020), (4, 5135265), (5, 4108212), (6, 3423510), (9, 2282340), (10, 2054106), (12, 1711755), (15, 1369404), (18, 1141170), (20, 1027053), (27, 760780), (30, 684702), (36, 570585), (45, 456468), (54, 380390), (60, 342351), (90, 228234), (108, 190195), (135, 152156), (180, 114117), (270, 76078), (540, 38039)]