2048408080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{825971}}^1$

素因数の和:826015

約数の個数: 40

約数和(自身を含む): 4916185344

約数和(自身を除く): 2867777264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 825971, 1651942, 3303884, 4129855, 6607768, 8259710, 13215536, 16519420, 25605101, 33038840, 51210202, 66077680, 102420404, 128025505, 204840808, 256051010, 409681616, 512102020, 1024204040, 2048408080]

約数ペア:

[(1, 2048408080), (2, 1024204040), (4, 512102020), (5, 409681616), (8, 256051010), (10, 204840808), (16, 128025505), (20, 102420404), (31, 66077680), (40, 51210202), (62, 33038840), (80, 25605101), (124, 16519420), (155, 13215536), (248, 8259710), (310, 6607768), (496, 4129855), (620, 3303884), (1240, 1651942), (2480, 825971)]