39394880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:476

約数の個数: 112

約数和(自身を含む): 109971840

約数和(自身を除く): 70576960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 320, 344, 409, 430, 448, 560, 602, 688, 818, 860, 1120, 1204, 1376, 1505, 1636, 1720, 2045, 2240, 2408, 2752, 2863, 3010, 3272, 3440, 4090, 4816, 5726, 6020, 6544, 6880, 8180, 9632, 11452, 12040, 13088, 13760, 14315, 16360, 17587, 19264, 22904, 24080, 26176, 28630, 32720, 35174, 45808, 48160, 57260, 65440, 70348, 87935, 91616, 96320, 114520, 123109, 130880, 140696, 175870, 183232, 229040, 246218, 281392, 351740, 458080, 492436, 562784, 615545, 703480, 916160, 984872, 1125568, 1231090, 1406960, 1969744, 2462180, 2813920, 3939488, 4924360, 5627840, 7878976, 9848720, 19697440, 39394880]

約数ペア:

[(1, 39394880), (2, 19697440), (4, 9848720), (5, 7878976), (7, 5627840), (8, 4924360), (10, 3939488), (14, 2813920), (16, 2462180), (20, 1969744), (28, 1406960), (32, 1231090), (35, 1125568), (40, 984872), (43, 916160), (56, 703480), (64, 615545), (70, 562784), (80, 492436), (86, 458080), (112, 351740), (140, 281392), (160, 246218), (172, 229040), (215, 183232), (224, 175870), (280, 140696), (301, 130880), (320, 123109), (344, 114520), (409, 96320), (430, 91616), (448, 87935), (560, 70348), (602, 65440), (688, 57260), (818, 48160), (860, 45808), (1120, 35174), (1204, 32720), (1376, 28630), (1505, 26176), (1636, 24080), (1720, 22904), (2045, 19264), (2240, 17587), (2408, 16360), (2752, 14315), (2863, 13760), (3010, 13088), (3272, 12040), (3440, 11452), (4090, 9632), (4816, 8180), (5726, 6880), (6020, 6544)]