40565120

素因数分解:

$2^7\times 5^1\times {\mathrm{241}}^1\times {\mathrm{263}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 97748640

約数和(自身を除く): 57183520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 241, 263, 320, 482, 526, 640, 964, 1052, 1205, 1315, 1928, 2104, 2410, 2630, 3856, 4208, 4820, 5260, 7712, 8416, 9640, 10520, 15424, 16832, 19280, 21040, 30848, 33664, 38560, 42080, 63383, 77120, 84160, 126766, 154240, 168320, 253532, 316915, 507064, 633830, 1014128, 1267660, 2028256, 2535320, 4056512, 5070640, 8113024, 10141280, 20282560, 40565120]

約数ペア:

[(1, 40565120), (2, 20282560), (4, 10141280), (5, 8113024), (8, 5070640), (10, 4056512), (16, 2535320), (20, 2028256), (32, 1267660), (40, 1014128), (64, 633830), (80, 507064), (128, 316915), (160, 253532), (241, 168320), (263, 154240), (320, 126766), (482, 84160), (526, 77120), (640, 63383), (964, 42080), (1052, 38560), (1205, 33664), (1315, 30848), (1928, 21040), (2104, 19280), (2410, 16832), (2630, 15424), (3856, 10520), (4208, 9640), (4820, 8416), (5260, 7712)]