421791800

素因数分解:

$2^3\times 5^2\times {\mathrm{67}}^1\times {\mathrm{31477}}^1$

素因数の和:31560

約数の個数: 48

約数和(自身を含む): 995334360

約数和(自身を除く): 573542560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 67, 100, 134, 200, 268, 335, 536, 670, 1340, 1675, 2680, 3350, 6700, 13400, 31477, 62954, 125908, 157385, 251816, 314770, 629540, 786925, 1259080, 1573850, 2108959, 3147700, 4217918, 6295400, 8435836, 10544795, 16871672, 21089590, 42179180, 52723975, 84358360, 105447950, 210895900, 421791800]

約数ペア:

[(1, 421791800), (2, 210895900), (4, 105447950), (5, 84358360), (8, 52723975), (10, 42179180), (20, 21089590), (25, 16871672), (40, 10544795), (50, 8435836), (67, 6295400), (100, 4217918), (134, 3147700), (200, 2108959), (268, 1573850), (335, 1259080), (536, 786925), (670, 629540), (1340, 314770), (1675, 251816), (2680, 157385), (3350, 125908), (6700, 62954), (13400, 31477)]