23519740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 51093504

約数和(自身を除く): 27573764

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 131, 188, 191, 235, 262, 382, 470, 524, 655, 764, 940, 955, 1310, 1910, 2620, 3820, 6157, 8977, 12314, 17954, 24628, 25021, 30785, 35908, 44885, 50042, 61570, 89770, 100084, 123140, 125105, 179540, 250210, 500420, 1175987, 2351974, 4703948, 5879935, 11759870, 23519740]

約数ペア:

[(1, 23519740), (2, 11759870), (4, 5879935), (5, 4703948), (10, 2351974), (20, 1175987), (47, 500420), (94, 250210), (131, 179540), (188, 125105), (191, 123140), (235, 100084), (262, 89770), (382, 61570), (470, 50042), (524, 44885), (655, 35908), (764, 30785), (940, 25021), (955, 24628), (1310, 17954), (1910, 12314), (2620, 8977), (3820, 6157)]