20270804920

素因数分解:

$2^3\times 5^1\times {\mathrm{11677}}^1\times {\mathrm{43399}}^1$

素因数の和:55087

約数の個数: 32

約数和(自身を含む): 45614268000

約数和(自身を除く): 25343463080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 11677, 23354, 43399, 46708, 58385, 86798, 93416, 116770, 173596, 216995, 233540, 347192, 433990, 467080, 867980, 1735960, 506770123, 1013540246, 2027080492, 2533850615, 4054160984, 5067701230, 10135402460, 20270804920]

約数ペア:

[(1, 20270804920), (2, 10135402460), (4, 5067701230), (5, 4054160984), (8, 2533850615), (10, 2027080492), (20, 1013540246), (40, 506770123), (11677, 1735960), (23354, 867980), (43399, 467080), (46708, 433990), (58385, 347192), (86798, 233540), (93416, 216995), (116770, 173596)]