2933140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 7440552

約数和(自身を除く): 4507412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 73, 82, 98, 140, 146, 164, 196, 205, 245, 287, 292, 365, 410, 490, 511, 574, 730, 820, 980, 1022, 1148, 1435, 1460, 2009, 2044, 2555, 2870, 2993, 3577, 4018, 5110, 5740, 5986, 7154, 8036, 10045, 10220, 11972, 14308, 14965, 17885, 20090, 20951, 29930, 35770, 40180, 41902, 59860, 71540, 83804, 104755, 146657, 209510, 293314, 419020, 586628, 733285, 1466570, 2933140]

約数ペア:

[(1, 2933140), (2, 1466570), (4, 733285), (5, 586628), (7, 419020), (10, 293314), (14, 209510), (20, 146657), (28, 104755), (35, 83804), (41, 71540), (49, 59860), (70, 41902), (73, 40180), (82, 35770), (98, 29930), (140, 20951), (146, 20090), (164, 17885), (196, 14965), (205, 14308), (245, 11972), (287, 10220), (292, 10045), (365, 8036), (410, 7154), (490, 5986), (511, 5740), (574, 5110), (730, 4018), (820, 3577), (980, 2993), (1022, 2870), (1148, 2555), (1435, 2044), (1460, 2009)]