2018244560

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{20231}}^1$

素因数の和:20316

約数の個数: 80

約数和(自身を含む): 4967360640

約数和(自身を除く): 2949116080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 116, 145, 172, 215, 232, 290, 344, 430, 464, 580, 688, 860, 1160, 1247, 1720, 2320, 2494, 3440, 4988, 6235, 9976, 12470, 19952, 20231, 24940, 40462, 49880, 80924, 99760, 101155, 161848, 202310, 323696, 404620, 586699, 809240, 869933, 1173398, 1618480, 1739866, 2346796, 2933495, 3479732, 4349665, 4693592, 5866990, 6959464, 8699330, 9387184, 11733980, 13918928, 17398660, 23467960, 25228057, 34797320, 46935920, 50456114, 69594640, 100912228, 126140285, 201824456, 252280570, 403648912, 504561140, 1009122280, 2018244560]

約数ペア:

[(1, 2018244560), (2, 1009122280), (4, 504561140), (5, 403648912), (8, 252280570), (10, 201824456), (16, 126140285), (20, 100912228), (29, 69594640), (40, 50456114), (43, 46935920), (58, 34797320), (80, 25228057), (86, 23467960), (116, 17398660), (145, 13918928), (172, 11733980), (215, 9387184), (232, 8699330), (290, 6959464), (344, 5866990), (430, 4693592), (464, 4349665), (580, 3479732), (688, 2933495), (860, 2346796), (1160, 1739866), (1247, 1618480), (1720, 1173398), (2320, 869933), (2494, 809240), (3440, 586699), (4988, 404620), (6235, 323696), (9976, 202310), (12470, 161848), (19952, 101155), (20231, 99760), (24940, 80924), (40462, 49880)]