2819374580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{27799}}^1$

素因数の和:28280

約数の個数: 48

約数和(自身を含む): 6473174400

約数和(自身を除く): 3653799820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 461, 922, 1844, 2305, 4610, 5071, 9220, 10142, 20284, 25355, 27799, 50710, 55598, 101420, 111196, 138995, 277990, 305789, 555980, 611578, 1223156, 1528945, 3057890, 6115780, 12815339, 25630678, 51261356, 64076695, 128153390, 140968729, 256306780, 281937458, 563874916, 704843645, 1409687290, 2819374580]

約数ペア:

[(1, 2819374580), (2, 1409687290), (4, 704843645), (5, 563874916), (10, 281937458), (11, 256306780), (20, 140968729), (22, 128153390), (44, 64076695), (55, 51261356), (110, 25630678), (220, 12815339), (461, 6115780), (922, 3057890), (1844, 1528945), (2305, 1223156), (4610, 611578), (5071, 555980), (9220, 305789), (10142, 277990), (20284, 138995), (25355, 111196), (27799, 101420), (50710, 55598)]