20476920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170641}}^1$

素因数の和:170655

約数の個数: 32

約数和(自身を含む): 61431120

約数和(自身を除く): 40954200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170641, 341282, 511923, 682564, 853205, 1023846, 1365128, 1706410, 2047692, 2559615, 3412820, 4095384, 5119230, 6825640, 10238460, 20476920]

約数ペア:

[(1, 20476920), (2, 10238460), (3, 6825640), (4, 5119230), (5, 4095384), (6, 3412820), (8, 2559615), (10, 2047692), (12, 1706410), (15, 1365128), (20, 1023846), (24, 853205), (30, 682564), (40, 511923), (60, 341282), (120, 170641)]