20105900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{11827}}^1$

素因数の和:11858

約数の個数: 36

約数和(自身を含む): 46200168

約数和(自身を除く): 26094268

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 11827, 23654, 47308, 59135, 118270, 201059, 236540, 295675, 402118, 591350, 804236, 1005295, 1182700, 2010590, 4021180, 5026475, 10052950, 20105900]

約数ペア:

[(1, 20105900), (2, 10052950), (4, 5026475), (5, 4021180), (10, 2010590), (17, 1182700), (20, 1005295), (25, 804236), (34, 591350), (50, 402118), (68, 295675), (85, 236540), (100, 201059), (170, 118270), (340, 59135), (425, 47308), (850, 23654), (1700, 11827)]