387289040

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{38119}}^1$

素因数の和:38259

約数の個数: 40

約数和(自身を含む): 907560960

約数和(自身を除く): 520271920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 38119, 76238, 152476, 190595, 304952, 381190, 609904, 762380, 1524760, 3049520, 4841113, 9682226, 19364452, 24205565, 38728904, 48411130, 77457808, 96822260, 193644520, 387289040]

約数ペア:

[(1, 387289040), (2, 193644520), (4, 96822260), (5, 77457808), (8, 48411130), (10, 38728904), (16, 24205565), (20, 19364452), (40, 9682226), (80, 4841113), (127, 3049520), (254, 1524760), (508, 762380), (635, 609904), (1016, 381190), (1270, 304952), (2032, 190595), (2540, 152476), (5080, 76238), (10160, 38119)]