20124807520

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{42943}}^1$

素因数の和:43088

約数の個数: 96

約数和(自身を含む): 49672465920

約数和(自身を除く): 29547658400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 101, 116, 145, 160, 202, 232, 290, 404, 464, 505, 580, 808, 928, 1010, 1160, 1616, 2020, 2320, 2929, 3232, 4040, 4640, 5858, 8080, 11716, 14645, 16160, 23432, 29290, 42943, 46864, 58580, 85886, 93728, 117160, 171772, 214715, 234320, 343544, 429430, 468640, 687088, 858860, 1245347, 1374176, 1717720, 2490694, 3435440, 4337243, 4981388, 6226735, 6870880, 8674486, 9962776, 12453470, 17348972, 19925552, 21686215, 24906940, 34697944, 39851104, 43372430, 49813880, 69395888, 86744860, 99627760, 125780047, 138791776, 173489720, 199255520, 251560094, 346979440, 503120188, 628900235, 693958880, 1006240376, 1257800470, 2012480752, 2515600940, 4024961504, 5031201880, 10062403760, 20124807520]

約数ペア:

[(1, 20124807520), (2, 10062403760), (4, 5031201880), (5, 4024961504), (8, 2515600940), (10, 2012480752), (16, 1257800470), (20, 1006240376), (29, 693958880), (32, 628900235), (40, 503120188), (58, 346979440), (80, 251560094), (101, 199255520), (116, 173489720), (145, 138791776), (160, 125780047), (202, 99627760), (232, 86744860), (290, 69395888), (404, 49813880), (464, 43372430), (505, 39851104), (580, 34697944), (808, 24906940), (928, 21686215), (1010, 19925552), (1160, 17348972), (1616, 12453470), (2020, 9962776), (2320, 8674486), (2929, 6870880), (3232, 6226735), (4040, 4981388), (4640, 4337243), (5858, 3435440), (8080, 2490694), (11716, 1717720), (14645, 1374176), (16160, 1245347), (23432, 858860), (29290, 687088), (42943, 468640), (46864, 429430), (58580, 343544), (85886, 234320), (93728, 214715), (117160, 171772)]