291245120

素因数分解:

$2^6\times 5^1\times {\mathrm{910141}}^1$

素因数の和:910158

約数の個数: 28

約数和(自身を含む): 693528204

約数和(自身を除く): 402283084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 910141, 1820282, 3640564, 4550705, 7281128, 9101410, 14562256, 18202820, 29124512, 36405640, 58249024, 72811280, 145622560, 291245120]

約数ペア:

[(1, 291245120), (2, 145622560), (4, 72811280), (5, 58249024), (8, 36405640), (10, 29124512), (16, 18202820), (20, 14562256), (32, 9101410), (40, 7281128), (64, 4550705), (80, 3640564), (160, 1820282), (320, 910141)]