40943120

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2039}}^1$

素因数の和:2303

約数の個数: 40

約数和(自身を含む): 95618880

約数和(自身を除く): 54675760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2039, 2510, 4016, 4078, 5020, 8156, 10040, 10195, 16312, 20080, 20390, 32624, 40780, 81560, 163120, 511789, 1023578, 2047156, 2558945, 4094312, 5117890, 8188624, 10235780, 20471560, 40943120]

約数ペア:

[(1, 40943120), (2, 20471560), (4, 10235780), (5, 8188624), (8, 5117890), (10, 4094312), (16, 2558945), (20, 2047156), (40, 1023578), (80, 511789), (251, 163120), (502, 81560), (1004, 40780), (1255, 32624), (2008, 20390), (2039, 20080), (2510, 16312), (4016, 10195), (4078, 10040), (5020, 8156)]