39013840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25667}}^1$

素因数の和:25699

約数の個数: 40

約数和(自身を含む): 95484960

約数和(自身を除く): 56471120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 25667, 51334, 102668, 128335, 205336, 256670, 410672, 487673, 513340, 975346, 1026680, 1950692, 2053360, 2438365, 3901384, 4876730, 7802768, 9753460, 19506920, 39013840]

約数ペア:

[(1, 39013840), (2, 19506920), (4, 9753460), (5, 7802768), (8, 4876730), (10, 3901384), (16, 2438365), (19, 2053360), (20, 1950692), (38, 1026680), (40, 975346), (76, 513340), (80, 487673), (95, 410672), (152, 256670), (190, 205336), (304, 128335), (380, 102668), (760, 51334), (1520, 25667)]