15809804540

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1511}}^1\times {\mathrm{11131}}^1$

素因数の和:12698

約数の個数: 48

約数和(自身を含む): 33932473344

約数和(自身を除く): 18122668804

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 1511, 3022, 6044, 7555, 11131, 15110, 22262, 30220, 44524, 55655, 71017, 111310, 142034, 222620, 284068, 355085, 523157, 710170, 1046314, 1420340, 2092628, 2615785, 5231570, 10463140, 16818941, 33637882, 67275764, 84094705, 168189410, 336378820, 790490227, 1580980454, 3161960908, 3952451135, 7904902270, 15809804540]

約数ペア:

[(1, 15809804540), (2, 7904902270), (4, 3952451135), (5, 3161960908), (10, 1580980454), (20, 790490227), (47, 336378820), (94, 168189410), (188, 84094705), (235, 67275764), (470, 33637882), (940, 16818941), (1511, 10463140), (3022, 5231570), (6044, 2615785), (7555, 2092628), (11131, 1420340), (15110, 1046314), (22262, 710170), (30220, 523157), (44524, 355085), (55655, 284068), (71017, 222620), (111310, 142034)]