20460600

素因数分解:

$2^3\times 3^5\times 5^2\times {\mathrm{421}}^1$

素因数の和:452

約数の個数: 144

約数和(自身を含む): 71427720

約数和(自身を除く): 50967120

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, 421, 450, 486, 540, 600, 648, 675, 810, 842, 900, 972, 1080, 1215, 1263, 1350, 1620, 1684, 1800, 1944, 2025, 2105, 2430, 2526, 2700, 3240, 3368, 3789, 4050, 4210, 4860, 5052, 5400, 6075, 6315, 7578, 8100, 8420, 9720, 10104, 10525, 11367, 12150, 12630, 15156, 16200, 16840, 18945, 21050, 22734, 24300, 25260, 30312, 31575, 34101, 37890, 42100, 45468, 48600, 50520, 56835, 63150, 68202, 75780, 84200, 90936, 94725, 102303, 113670, 126300, 136404, 151560, 170505, 189450, 204606, 227340, 252600, 272808, 284175, 341010, 378900, 409212, 454680, 511515, 568350, 682020, 757800, 818424, 852525, 1023030, 1136700, 1364040, 1705050, 2046060, 2273400, 2557575, 3410100, 4092120, 5115150, 6820200, 10230300, 20460600]

約数ペア:

[(1, 20460600), (2, 10230300), (3, 6820200), (4, 5115150), (5, 4092120), (6, 3410100), (8, 2557575), (9, 2273400), (10, 2046060), (12, 1705050), (15, 1364040), (18, 1136700), (20, 1023030), (24, 852525), (25, 818424), (27, 757800), (30, 682020), (36, 568350), (40, 511515), (45, 454680), (50, 409212), (54, 378900), (60, 341010), (72, 284175), (75, 272808), (81, 252600), (90, 227340), (100, 204606), (108, 189450), (120, 170505), (135, 151560), (150, 136404), (162, 126300), (180, 113670), (200, 102303), (216, 94725), (225, 90936), (243, 84200), (270, 75780), (300, 68202), (324, 63150), (360, 56835), (405, 50520), (421, 48600), (450, 45468), (486, 42100), (540, 37890), (600, 34101), (648, 31575), (675, 30312), (810, 25260), (842, 24300), (900, 22734), (972, 21050), (1080, 18945), (1215, 16840), (1263, 16200), (1350, 15156), (1620, 12630), (1684, 12150), (1800, 11367), (1944, 10525), (2025, 10104), (2105, 9720), (2430, 8420), (2526, 8100), (2700, 7578), (3240, 6315), (3368, 6075), (3789, 5400), (4050, 5052), (4210, 4860)]