685078460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{135391}}^1$

素因数の和:135434

約数の個数: 48

約数和(自身を含む): 1637701632

約数和(自身を除く): 952623172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 135391, 270782, 541564, 676955, 1353910, 1489301, 2707820, 2978602, 3113993, 5957204, 6227986, 7446505, 12455972, 14893010, 15569965, 29786020, 31139930, 34253923, 62279860, 68507846, 137015692, 171269615, 342539230, 685078460]

約数ペア:

[(1, 685078460), (2, 342539230), (4, 171269615), (5, 137015692), (10, 68507846), (11, 62279860), (20, 34253923), (22, 31139930), (23, 29786020), (44, 15569965), (46, 14893010), (55, 12455972), (92, 7446505), (110, 6227986), (115, 5957204), (220, 3113993), (230, 2978602), (253, 2707820), (460, 1489301), (506, 1353910), (1012, 676955), (1265, 541564), (2530, 270782), (5060, 135391)]