40312960

素因数分解:

$2^7\times 5^1\times {\mathrm{62989}}^1$

素因数の和:63008

約数の個数: 32

約数和(自身を含む): 96374700

約数和(自身を除く): 56061740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 62989, 125978, 251956, 314945, 503912, 629890, 1007824, 1259780, 2015648, 2519560, 4031296, 5039120, 8062592, 10078240, 20156480, 40312960]

約数ペア:

[(1, 40312960), (2, 20156480), (4, 10078240), (5, 8062592), (8, 5039120), (10, 4031296), (16, 2519560), (20, 2015648), (32, 1259780), (40, 1007824), (64, 629890), (80, 503912), (128, 314945), (160, 251956), (320, 125978), (640, 62989)]