20185887480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{55207}}^1$

素因数の和:55509

約数の個数: 128

約数和(自身を含む): 66302599680

約数和(自身を除く): 46116712200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 277, 330, 440, 554, 660, 831, 1108, 1320, 1385, 1662, 2216, 2770, 3047, 3324, 4155, 5540, 6094, 6648, 8310, 9141, 11080, 12188, 15235, 16620, 18282, 24376, 30470, 33240, 36564, 45705, 55207, 60940, 73128, 91410, 110414, 121880, 165621, 182820, 220828, 276035, 331242, 365640, 441656, 552070, 607277, 662484, 828105, 1104140, 1214554, 1324968, 1656210, 1821831, 2208280, 2429108, 3036385, 3312420, 3643662, 4858216, 6072770, 6624840, 7287324, 9109155, 12145540, 14574648, 15292339, 18218310, 24291080, 30584678, 36436620, 45877017, 61169356, 72873240, 76461695, 91754034, 122338712, 152923390, 168215729, 183508068, 229385085, 305846780, 336431458, 367016136, 458770170, 504647187, 611693560, 672862916, 841078645, 917540340, 1009294374, 1345725832, 1682157290, 1835080680, 2018588748, 2523235935, 3364314580, 4037177496, 5046471870, 6728629160, 10092943740, 20185887480]

約数ペア:

[(1, 20185887480), (2, 10092943740), (3, 6728629160), (4, 5046471870), (5, 4037177496), (6, 3364314580), (8, 2523235935), (10, 2018588748), (11, 1835080680), (12, 1682157290), (15, 1345725832), (20, 1009294374), (22, 917540340), (24, 841078645), (30, 672862916), (33, 611693560), (40, 504647187), (44, 458770170), (55, 367016136), (60, 336431458), (66, 305846780), (88, 229385085), (110, 183508068), (120, 168215729), (132, 152923390), (165, 122338712), (220, 91754034), (264, 76461695), (277, 72873240), (330, 61169356), (440, 45877017), (554, 36436620), (660, 30584678), (831, 24291080), (1108, 18218310), (1320, 15292339), (1385, 14574648), (1662, 12145540), (2216, 9109155), (2770, 7287324), (3047, 6624840), (3324, 6072770), (4155, 4858216), (5540, 3643662), (6094, 3312420), (6648, 3036385), (8310, 2429108), (9141, 2208280), (11080, 1821831), (12188, 1656210), (15235, 1324968), (16620, 1214554), (18282, 1104140), (24376, 828105), (30470, 662484), (33240, 607277), (36564, 552070), (45705, 441656), (55207, 365640), (60940, 331242), (73128, 276035), (91410, 220828), (110414, 182820), (121880, 165621)]