53965640

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{3617}}^1$

素因数の和:4001

約数の個数: 32

約数和(自身を含む): 121781880

約数和(自身を除く): 67816240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3617, 3730, 7234, 7460, 14468, 14920, 18085, 28936, 36170, 72340, 144680, 1349141, 2698282, 5396564, 6745705, 10793128, 13491410, 26982820, 53965640]

約数ペア:

[(1, 53965640), (2, 26982820), (4, 13491410), (5, 10793128), (8, 6745705), (10, 5396564), (20, 2698282), (40, 1349141), (373, 144680), (746, 72340), (1492, 36170), (1865, 28936), (2984, 18085), (3617, 14920), (3730, 14468), (7234, 7460)]