420110210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{523}}^1$

素因数の和:747

約数の個数: 64

約数和(自身を含む): 842994432

約数和(自身を除く): 422884222

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 167, 185, 334, 370, 481, 523, 835, 962, 1046, 1670, 2171, 2405, 2615, 4342, 4810, 5230, 6179, 6799, 10855, 12358, 13598, 19351, 21710, 30895, 33995, 38702, 61790, 67990, 80327, 87341, 96755, 160654, 174682, 193510, 251563, 401635, 436705, 503126, 803270, 873410, 1135433, 1257815, 2270866, 2515630, 3231617, 5677165, 6463234, 11354330, 16158085, 32316170, 42011021, 84022042, 210055105, 420110210]

約数ペア:

[(1, 420110210), (2, 210055105), (5, 84022042), (10, 42011021), (13, 32316170), (26, 16158085), (37, 11354330), (65, 6463234), (74, 5677165), (130, 3231617), (167, 2515630), (185, 2270866), (334, 1257815), (370, 1135433), (481, 873410), (523, 803270), (835, 503126), (962, 436705), (1046, 401635), (1670, 251563), (2171, 193510), (2405, 174682), (2615, 160654), (4342, 96755), (4810, 87341), (5230, 80327), (6179, 67990), (6799, 61790), (10855, 38702), (12358, 33995), (13598, 30895), (19351, 21710)]