29259860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 72633960

約数和(自身を除く): 43374100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 409, 490, 511, 730, 818, 980, 1022, 1460, 1636, 2044, 2045, 2555, 2863, 3577, 4090, 5110, 5726, 7154, 8180, 10220, 11452, 14308, 14315, 17885, 20041, 28630, 29857, 35770, 40082, 57260, 59714, 71540, 80164, 100205, 119428, 149285, 200410, 208999, 298570, 400820, 417998, 597140, 835996, 1044995, 1462993, 2089990, 2925986, 4179980, 5851972, 7314965, 14629930, 29259860]

約数ペア:

[(1, 29259860), (2, 14629930), (4, 7314965), (5, 5851972), (7, 4179980), (10, 2925986), (14, 2089990), (20, 1462993), (28, 1044995), (35, 835996), (49, 597140), (70, 417998), (73, 400820), (98, 298570), (140, 208999), (146, 200410), (196, 149285), (245, 119428), (292, 100205), (365, 80164), (409, 71540), (490, 59714), (511, 57260), (730, 40082), (818, 35770), (980, 29857), (1022, 28630), (1460, 20041), (1636, 17885), (2044, 14315), (2045, 14308), (2555, 11452), (2863, 10220), (3577, 8180), (4090, 7154), (5110, 5726)]