20449523160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5164021}}^1$

素因数の和:5164049

約数の個数: 96

約数和(自身を含む): 72502868880

約数和(自身を除く): 52053345720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 5164021, 10328042, 15492063, 20656084, 25820105, 30984126, 41312168, 46476189, 51640210, 56804231, 61968252, 77460315, 92952378, 103280420, 113608462, 123936504, 154920630, 170412693, 185904756, 206560840, 227216924, 232380945, 284021155, 309841260, 340825386, 371809512, 454433848, 464761890, 511238079, 568042310, 619682520, 681650772, 852063465, 929523780, 1022476158, 1136084620, 1363301544, 1704126930, 1859047560, 2044952316, 2272169240, 2556190395, 3408253860, 4089904632, 5112380790, 6816507720, 10224761580, 20449523160]

約数ペア:

[(1, 20449523160), (2, 10224761580), (3, 6816507720), (4, 5112380790), (5, 4089904632), (6, 3408253860), (8, 2556190395), (9, 2272169240), (10, 2044952316), (11, 1859047560), (12, 1704126930), (15, 1363301544), (18, 1136084620), (20, 1022476158), (22, 929523780), (24, 852063465), (30, 681650772), (33, 619682520), (36, 568042310), (40, 511238079), (44, 464761890), (45, 454433848), (55, 371809512), (60, 340825386), (66, 309841260), (72, 284021155), (88, 232380945), (90, 227216924), (99, 206560840), (110, 185904756), (120, 170412693), (132, 154920630), (165, 123936504), (180, 113608462), (198, 103280420), (220, 92952378), (264, 77460315), (330, 61968252), (360, 56804231), (396, 51640210), (440, 46476189), (495, 41312168), (660, 30984126), (792, 25820105), (990, 20656084), (1320, 15492063), (1980, 10328042), (3960, 5164021)]