20012700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3511}}^1$

素因数の和:3547

約数の個数: 72

約数和(自身を含む): 60968320

約数和(自身を除く): 40955620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 3511, 5700, 7022, 10533, 14044, 17555, 21066, 35110, 42132, 52665, 66709, 70220, 87775, 105330, 133418, 175550, 200127, 210660, 263325, 266836, 333545, 351100, 400254, 526650, 667090, 800508, 1000635, 1053300, 1334180, 1667725, 2001270, 3335450, 4002540, 5003175, 6670900, 10006350, 20012700]

約数ペア:

[(1, 20012700), (2, 10006350), (3, 6670900), (4, 5003175), (5, 4002540), (6, 3335450), (10, 2001270), (12, 1667725), (15, 1334180), (19, 1053300), (20, 1000635), (25, 800508), (30, 667090), (38, 526650), (50, 400254), (57, 351100), (60, 333545), (75, 266836), (76, 263325), (95, 210660), (100, 200127), (114, 175550), (150, 133418), (190, 105330), (228, 87775), (285, 70220), (300, 66709), (380, 52665), (475, 42132), (570, 35110), (950, 21066), (1140, 17555), (1425, 14044), (1900, 10533), (2850, 7022), (3511, 5700)]