20377905480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{6289477}}^1$

素因数の和:6289500

約数の個数: 80

約数和(自身を含む): 68492415420

約数和(自身を除く): 48114509940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 6289477, 12578954, 18868431, 25157908, 31447385, 37736862, 50315816, 56605293, 62894770, 75473724, 94342155, 113210586, 125789540, 150947448, 169815879, 188684310, 226421172, 251579080, 283026465, 339631758, 377368620, 452842344, 509447637, 566052930, 679263516, 754737240, 849079395, 1018895274, 1132105860, 1358527032, 1698158790, 2037790548, 2264211720, 2547238185, 3396317580, 4075581096, 5094476370, 6792635160, 10188952740, 20377905480]

約数ペア:

[(1, 20377905480), (2, 10188952740), (3, 6792635160), (4, 5094476370), (5, 4075581096), (6, 3396317580), (8, 2547238185), (9, 2264211720), (10, 2037790548), (12, 1698158790), (15, 1358527032), (18, 1132105860), (20, 1018895274), (24, 849079395), (27, 754737240), (30, 679263516), (36, 566052930), (40, 509447637), (45, 452842344), (54, 377368620), (60, 339631758), (72, 283026465), (81, 251579080), (90, 226421172), (108, 188684310), (120, 169815879), (135, 150947448), (162, 125789540), (180, 113210586), (216, 94342155), (270, 75473724), (324, 62894770), (360, 56605293), (405, 50315816), (540, 37736862), (648, 31447385), (810, 25157908), (1080, 18868431), (1620, 12578954), (3240, 6289477)]