2052809820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{186959}}^1$

素因数の和:187035

約数の個数: 72

約数和(自身を含む): 6328969920

約数和(自身を除く): 4276160100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 186959, 373918, 560877, 747836, 934795, 1121754, 1682631, 1869590, 2243508, 2804385, 3365262, 3739180, 5608770, 6730524, 8413155, 11217540, 11404499, 16826310, 22808998, 33652620, 34213497, 45617996, 57022495, 68426994, 102640491, 114044990, 136853988, 171067485, 205280982, 228089980, 342134970, 410561964, 513202455, 684269940, 1026404910, 2052809820]

約数ペア:

[(1, 2052809820), (2, 1026404910), (3, 684269940), (4, 513202455), (5, 410561964), (6, 342134970), (9, 228089980), (10, 205280982), (12, 171067485), (15, 136853988), (18, 114044990), (20, 102640491), (30, 68426994), (36, 57022495), (45, 45617996), (60, 34213497), (61, 33652620), (90, 22808998), (122, 16826310), (180, 11404499), (183, 11217540), (244, 8413155), (305, 6730524), (366, 5608770), (549, 3739180), (610, 3365262), (732, 2804385), (915, 2243508), (1098, 1869590), (1220, 1682631), (1830, 1121754), (2196, 934795), (2745, 747836), (3660, 560877), (5490, 373918), (10980, 186959)]