20004584150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{448031}}^1$

素因数の和:448109

約数の個数: 48

約数和(自身を含む): 40000296960

約数和(自身を除く): 19995712810

約数列:

[1, 2, 5, 10, 19, 25, 38, 47, 50, 94, 95, 190, 235, 470, 475, 893, 950, 1175, 1786, 2350, 4465, 8930, 22325, 44650, 448031, 896062, 2240155, 4480310, 8512589, 11200775, 17025178, 21057457, 22401550, 42114914, 42562945, 85125890, 105287285, 210574570, 212814725, 400091683, 425629450, 526436425, 800183366, 1052872850, 2000458415, 4000916830, 10002292075, 20004584150]

約数ペア:

[(1, 20004584150), (2, 10002292075), (5, 4000916830), (10, 2000458415), (19, 1052872850), (25, 800183366), (38, 526436425), (47, 425629450), (50, 400091683), (94, 212814725), (95, 210574570), (190, 105287285), (235, 85125890), (470, 42562945), (475, 42114914), (893, 22401550), (950, 21057457), (1175, 17025178), (1786, 11200775), (2350, 8512589), (4465, 4480310), (8930, 2240155), (22325, 896062), (44650, 448031)]