20830500

素因数分解:

$2^2\times 3^3\times 5^3\times {\mathrm{1543}}^1$

素因数の和:1571

約数の個数: 96

約数和(自身を含む): 67441920

約数和(自身を除く): 46611420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 125, 135, 150, 180, 225, 250, 270, 300, 375, 450, 500, 540, 675, 750, 900, 1125, 1350, 1500, 1543, 2250, 2700, 3086, 3375, 4500, 4629, 6172, 6750, 7715, 9258, 13500, 13887, 15430, 18516, 23145, 27774, 30860, 38575, 41661, 46290, 55548, 69435, 77150, 83322, 92580, 115725, 138870, 154300, 166644, 192875, 208305, 231450, 277740, 347175, 385750, 416610, 462900, 578625, 694350, 771500, 833220, 1041525, 1157250, 1388700, 1735875, 2083050, 2314500, 3471750, 4166100, 5207625, 6943500, 10415250, 20830500]

約数ペア:

[(1, 20830500), (2, 10415250), (3, 6943500), (4, 5207625), (5, 4166100), (6, 3471750), (9, 2314500), (10, 2083050), (12, 1735875), (15, 1388700), (18, 1157250), (20, 1041525), (25, 833220), (27, 771500), (30, 694350), (36, 578625), (45, 462900), (50, 416610), (54, 385750), (60, 347175), (75, 277740), (90, 231450), (100, 208305), (108, 192875), (125, 166644), (135, 154300), (150, 138870), (180, 115725), (225, 92580), (250, 83322), (270, 77150), (300, 69435), (375, 55548), (450, 46290), (500, 41661), (540, 38575), (675, 30860), (750, 27774), (900, 23145), (1125, 18516), (1350, 15430), (1500, 13887), (1543, 13500), (2250, 9258), (2700, 7715), (3086, 6750), (3375, 6172), (4500, 4629)]