31185080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1109}}^1$

素因数の和:1176

約数の個数: 64

約数和(自身を含む): 75924000

約数和(自身を除く): 44738920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1109, 1406, 1480, 2218, 2812, 3515, 4436, 5545, 5624, 7030, 8872, 11090, 14060, 21071, 22180, 28120, 41033, 42142, 44360, 82066, 84284, 105355, 164132, 168568, 205165, 210710, 328264, 410330, 421420, 779627, 820660, 842840, 1559254, 1641320, 3118508, 3898135, 6237016, 7796270, 15592540, 31185080]

約数ペア:

[(1, 31185080), (2, 15592540), (4, 7796270), (5, 6237016), (8, 3898135), (10, 3118508), (19, 1641320), (20, 1559254), (37, 842840), (38, 820660), (40, 779627), (74, 421420), (76, 410330), (95, 328264), (148, 210710), (152, 205165), (185, 168568), (190, 164132), (296, 105355), (370, 84284), (380, 82066), (703, 44360), (740, 42142), (760, 41033), (1109, 28120), (1406, 22180), (1480, 21071), (2218, 14060), (2812, 11090), (3515, 8872), (4436, 7030), (5545, 5624)]