202173910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1\times {\mathrm{991}}^1$

素因数の和:1908

約数の個数: 32

約数和(自身を含む): 380547072

約数和(自身を除く): 178373162

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 887, 991, 1774, 1982, 4435, 4955, 8870, 9910, 20401, 22793, 40802, 45586, 102005, 113965, 204010, 227930, 879017, 1758034, 4395085, 8790170, 20217391, 40434782, 101086955, 202173910]

約数ペア:

[(1, 202173910), (2, 101086955), (5, 40434782), (10, 20217391), (23, 8790170), (46, 4395085), (115, 1758034), (230, 879017), (887, 227930), (991, 204010), (1774, 113965), (1982, 102005), (4435, 45586), (4955, 40802), (8870, 22793), (9910, 20401)]