20363400

素因数分解:

$2^3\times 3^5\times 5^2\times {\mathrm{419}}^1$

素因数の和:450

約数の個数: 144

約数和(自身を含む): 71089200

約数和(自身を除く): 50725800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 135, 150, 162, 180, 200, 216, 225, 243, 270, 300, 324, 360, 405, 419, 450, 486, 540, 600, 648, 675, 810, 838, 900, 972, 1080, 1215, 1257, 1350, 1620, 1676, 1800, 1944, 2025, 2095, 2430, 2514, 2700, 3240, 3352, 3771, 4050, 4190, 4860, 5028, 5400, 6075, 6285, 7542, 8100, 8380, 9720, 10056, 10475, 11313, 12150, 12570, 15084, 16200, 16760, 18855, 20950, 22626, 24300, 25140, 30168, 31425, 33939, 37710, 41900, 45252, 48600, 50280, 56565, 62850, 67878, 75420, 83800, 90504, 94275, 101817, 113130, 125700, 135756, 150840, 169695, 188550, 203634, 226260, 251400, 271512, 282825, 339390, 377100, 407268, 452520, 509085, 565650, 678780, 754200, 814536, 848475, 1018170, 1131300, 1357560, 1696950, 2036340, 2262600, 2545425, 3393900, 4072680, 5090850, 6787800, 10181700, 20363400]

約数ペア:

[(1, 20363400), (2, 10181700), (3, 6787800), (4, 5090850), (5, 4072680), (6, 3393900), (8, 2545425), (9, 2262600), (10, 2036340), (12, 1696950), (15, 1357560), (18, 1131300), (20, 1018170), (24, 848475), (25, 814536), (27, 754200), (30, 678780), (36, 565650), (40, 509085), (45, 452520), (50, 407268), (54, 377100), (60, 339390), (72, 282825), (75, 271512), (81, 251400), (90, 226260), (100, 203634), (108, 188550), (120, 169695), (135, 150840), (150, 135756), (162, 125700), (180, 113130), (200, 101817), (216, 94275), (225, 90504), (243, 83800), (270, 75420), (300, 67878), (324, 62850), (360, 56565), (405, 50280), (419, 48600), (450, 45252), (486, 41900), (540, 37710), (600, 33939), (648, 31425), (675, 30168), (810, 25140), (838, 24300), (900, 22626), (972, 20950), (1080, 18855), (1215, 16760), (1257, 16200), (1350, 15084), (1620, 12570), (1676, 12150), (1800, 11313), (1944, 10475), (2025, 10056), (2095, 9720), (2430, 8380), (2514, 8100), (2700, 7542), (3240, 6285), (3352, 6075), (3771, 5400), (4050, 5028), (4190, 4860)]