858169580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{13523}}^1$

素因数の和:13718

約数の個数: 48

約数和(自身を含む): 1908506880

約数和(自身を除く): 1050337300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 167, 190, 334, 380, 668, 835, 1670, 3173, 3340, 6346, 12692, 13523, 15865, 27046, 31730, 54092, 63460, 67615, 135230, 256937, 270460, 513874, 1027748, 1284685, 2258341, 2569370, 4516682, 5138740, 9033364, 11291705, 22583410, 42908479, 45166820, 85816958, 171633916, 214542395, 429084790, 858169580]

約数ペア:

[(1, 858169580), (2, 429084790), (4, 214542395), (5, 171633916), (10, 85816958), (19, 45166820), (20, 42908479), (38, 22583410), (76, 11291705), (95, 9033364), (167, 5138740), (190, 4516682), (334, 2569370), (380, 2258341), (668, 1284685), (835, 1027748), (1670, 513874), (3173, 270460), (3340, 256937), (6346, 135230), (12692, 67615), (13523, 63460), (15865, 54092), (27046, 31730)]