31460480

素因数分解:

$2^7\times 5^1\times {\mathrm{49157}}^1$

素因数の和:49176

約数の個数: 32

約数和(自身を含む): 75211740

約数和(自身を除く): 43751260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 49157, 98314, 196628, 245785, 393256, 491570, 786512, 983140, 1573024, 1966280, 3146048, 3932560, 6292096, 7865120, 15730240, 31460480]

約数ペア:

[(1, 31460480), (2, 15730240), (4, 7865120), (5, 6292096), (8, 3932560), (10, 3146048), (16, 1966280), (20, 1573024), (32, 983140), (40, 786512), (64, 491570), (80, 393256), (128, 245785), (160, 196628), (320, 98314), (640, 49157)]