20892450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4493}}^1$

素因数の和:4539

約数の個数: 48

約数和(自身を含む): 53496576

約数和(自身を除く): 32604126

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4493, 4650, 8986, 13479, 22465, 26958, 44930, 67395, 112325, 134790, 139283, 224650, 278566, 336975, 417849, 673950, 696415, 835698, 1392830, 2089245, 3482075, 4178490, 6964150, 10446225, 20892450]

約数ペア:

[(1, 20892450), (2, 10446225), (3, 6964150), (5, 4178490), (6, 3482075), (10, 2089245), (15, 1392830), (25, 835698), (30, 696415), (31, 673950), (50, 417849), (62, 336975), (75, 278566), (93, 224650), (150, 139283), (155, 134790), (186, 112325), (310, 67395), (465, 44930), (775, 26958), (930, 22465), (1550, 13479), (2325, 8986), (4493, 4650)]