28057010

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{613}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 53049600

約数和(自身を除く): 24992590

約数列:

[1, 2, 5, 10, 23, 46, 115, 199, 230, 398, 613, 995, 1226, 1990, 3065, 4577, 6130, 9154, 14099, 22885, 28198, 45770, 70495, 121987, 140990, 243974, 609935, 1219870, 2805701, 5611402, 14028505, 28057010]

約数ペア:

[(1, 28057010), (2, 14028505), (5, 5611402), (10, 2805701), (23, 1219870), (46, 609935), (115, 243974), (199, 140990), (230, 121987), (398, 70495), (613, 45770), (995, 28198), (1226, 22885), (1990, 14099), (3065, 9154), (4577, 6130)]