8871198080

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{447137}}^1$

素因数の和:447187

約数の個数: 64

約数和(自身を含む): 21891876480

約数和(自身を除く): 13020678400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 447137, 894274, 1788548, 2235685, 3577096, 4471370, 7154192, 8942740, 13861247, 14308384, 17885480, 27722494, 28616768, 35770960, 55444988, 57233536, 69306235, 71541920, 110889976, 138612470, 143083840, 221779952, 277224940, 286167680, 443559904, 554449880, 887119808, 1108899760, 1774239616, 2217799520, 4435599040, 8871198080]

約数ペア:

[(1, 8871198080), (2, 4435599040), (4, 2217799520), (5, 1774239616), (8, 1108899760), (10, 887119808), (16, 554449880), (20, 443559904), (31, 286167680), (32, 277224940), (40, 221779952), (62, 143083840), (64, 138612470), (80, 110889976), (124, 71541920), (128, 69306235), (155, 57233536), (160, 55444988), (248, 35770960), (310, 28616768), (320, 27722494), (496, 17885480), (620, 14308384), (640, 13861247), (992, 8942740), (1240, 7154192), (1984, 4471370), (2480, 3577096), (3968, 2235685), (4960, 1788548), (9920, 894274), (19840, 447137)]