20016900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{967}}^1$

素因数の和:1010

約数の個数: 108

約数和(自身を含む): 65537472

約数和(自身を除く): 45520572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 30, 36, 45, 46, 50, 60, 69, 75, 90, 92, 100, 115, 138, 150, 180, 207, 225, 230, 276, 300, 345, 414, 450, 460, 575, 690, 828, 900, 967, 1035, 1150, 1380, 1725, 1934, 2070, 2300, 2901, 3450, 3868, 4140, 4835, 5175, 5802, 6900, 8703, 9670, 10350, 11604, 14505, 17406, 19340, 20700, 22241, 24175, 29010, 34812, 43515, 44482, 48350, 58020, 66723, 72525, 87030, 88964, 96700, 111205, 133446, 145050, 174060, 200169, 217575, 222410, 266892, 290100, 333615, 400338, 435150, 444820, 556025, 667230, 800676, 870300, 1000845, 1112050, 1334460, 1668075, 2001690, 2224100, 3336150, 4003380, 5004225, 6672300, 10008450, 20016900]

約数ペア:

[(1, 20016900), (2, 10008450), (3, 6672300), (4, 5004225), (5, 4003380), (6, 3336150), (9, 2224100), (10, 2001690), (12, 1668075), (15, 1334460), (18, 1112050), (20, 1000845), (23, 870300), (25, 800676), (30, 667230), (36, 556025), (45, 444820), (46, 435150), (50, 400338), (60, 333615), (69, 290100), (75, 266892), (90, 222410), (92, 217575), (100, 200169), (115, 174060), (138, 145050), (150, 133446), (180, 111205), (207, 96700), (225, 88964), (230, 87030), (276, 72525), (300, 66723), (345, 58020), (414, 48350), (450, 44482), (460, 43515), (575, 34812), (690, 29010), (828, 24175), (900, 22241), (967, 20700), (1035, 19340), (1150, 17406), (1380, 14505), (1725, 11604), (1934, 10350), (2070, 9670), (2300, 8703), (2901, 6900), (3450, 5802), (3868, 5175), (4140, 4835)]