48135920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2062

約数の個数: 80

約数和(自身を含む): 130944000

約数和(自身を除く): 82808080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 1999, 2408, 3010, 3440, 3998, 4816, 6020, 7996, 9995, 12040, 13993, 15992, 19990, 24080, 27986, 31984, 39980, 55972, 69965, 79960, 85957, 111944, 139930, 159920, 171914, 223888, 279860, 343828, 429785, 559720, 601699, 687656, 859570, 1119440, 1203398, 1375312, 1719140, 2406796, 3008495, 3438280, 4813592, 6016990, 6876560, 9627184, 12033980, 24067960, 48135920]

約数ペア:

[(1, 48135920), (2, 24067960), (4, 12033980), (5, 9627184), (7, 6876560), (8, 6016990), (10, 4813592), (14, 3438280), (16, 3008495), (20, 2406796), (28, 1719140), (35, 1375312), (40, 1203398), (43, 1119440), (56, 859570), (70, 687656), (80, 601699), (86, 559720), (112, 429785), (140, 343828), (172, 279860), (215, 223888), (280, 171914), (301, 159920), (344, 139930), (430, 111944), (560, 85957), (602, 79960), (688, 69965), (860, 55972), (1204, 39980), (1505, 31984), (1720, 27986), (1999, 24080), (2408, 19990), (3010, 15992), (3440, 13993), (3998, 12040), (4816, 9995), (6020, 7996)]