196690880

素因数分解:

$2^6\times 5^1\times {\mathrm{614659}}^1$

素因数の和:614676

約数の個数: 28

約数和(自身を含む): 468370920

約数和(自身を除く): 271680040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 614659, 1229318, 2458636, 3073295, 4917272, 6146590, 9834544, 12293180, 19669088, 24586360, 39338176, 49172720, 98345440, 196690880]

約数ペア:

[(1, 196690880), (2, 98345440), (4, 49172720), (5, 39338176), (8, 24586360), (10, 19669088), (16, 12293180), (20, 9834544), (32, 6146590), (40, 4917272), (64, 3073295), (80, 2458636), (160, 1229318), (320, 614659)]