20949716520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2530159}}^1$

素因数の和:2530199

約数の個数: 96

約数和(自身を含む): 71046892800

約数和(自身を除く): 50097176280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 2530159, 5060318, 7590477, 10120636, 12650795, 15180954, 20241272, 22771431, 25301590, 30361908, 37952385, 45542862, 50603180, 58193657, 60723816, 75904770, 91085724, 101206360, 113857155, 116387314, 151809540, 174580971, 182171448, 227714310, 232774628, 290968285, 303619080, 349161942, 455428620, 465549256, 523742913, 581936570, 698323884, 872904855, 910857240, 1047485826, 1163873140, 1396647768, 1745809710, 2094971652, 2327746280, 2618714565, 3491619420, 4189943304, 5237429130, 6983238840, 10474858260, 20949716520]

約数ペア:

[(1, 20949716520), (2, 10474858260), (3, 6983238840), (4, 5237429130), (5, 4189943304), (6, 3491619420), (8, 2618714565), (9, 2327746280), (10, 2094971652), (12, 1745809710), (15, 1396647768), (18, 1163873140), (20, 1047485826), (23, 910857240), (24, 872904855), (30, 698323884), (36, 581936570), (40, 523742913), (45, 465549256), (46, 455428620), (60, 349161942), (69, 303619080), (72, 290968285), (90, 232774628), (92, 227714310), (115, 182171448), (120, 174580971), (138, 151809540), (180, 116387314), (184, 113857155), (207, 101206360), (230, 91085724), (276, 75904770), (345, 60723816), (360, 58193657), (414, 50603180), (460, 45542862), (552, 37952385), (690, 30361908), (828, 25301590), (920, 22771431), (1035, 20241272), (1380, 15180954), (1656, 12650795), (2070, 10120636), (2760, 7590477), (4140, 5060318), (8280, 2530159)]