2017346980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{523}}^1$

素因数の和:829

約数の個数: 96

約数和(自身を含む): 4706190720

約数和(自身を除く): 2688843740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 197, 220, 356, 394, 445, 523, 788, 890, 979, 985, 1046, 1780, 1958, 1970, 2092, 2167, 2615, 3916, 3940, 4334, 4895, 5230, 5753, 8668, 9790, 10460, 10835, 11506, 17533, 19580, 21670, 23012, 28765, 35066, 43340, 46547, 57530, 70132, 87665, 93094, 103031, 115060, 175330, 186188, 192863, 206062, 232735, 350660, 385726, 412124, 465470, 512017, 515155, 771452, 930940, 964315, 1024034, 1030310, 1133341, 1928630, 2048068, 2060620, 2266682, 2560085, 3857260, 4533364, 5120170, 5666705, 9169759, 10240340, 11333410, 18339518, 22666820, 36679036, 45848795, 91697590, 100867349, 183395180, 201734698, 403469396, 504336745, 1008673490, 2017346980]

約数ペア:

[(1, 2017346980), (2, 1008673490), (4, 504336745), (5, 403469396), (10, 201734698), (11, 183395180), (20, 100867349), (22, 91697590), (44, 45848795), (55, 36679036), (89, 22666820), (110, 18339518), (178, 11333410), (197, 10240340), (220, 9169759), (356, 5666705), (394, 5120170), (445, 4533364), (523, 3857260), (788, 2560085), (890, 2266682), (979, 2060620), (985, 2048068), (1046, 1928630), (1780, 1133341), (1958, 1030310), (1970, 1024034), (2092, 964315), (2167, 930940), (2615, 771452), (3916, 515155), (3940, 512017), (4334, 465470), (4895, 412124), (5230, 385726), (5753, 350660), (8668, 232735), (9790, 206062), (10460, 192863), (10835, 186188), (11506, 175330), (17533, 115060), (19580, 103031), (21670, 93094), (23012, 87665), (28765, 70132), (35066, 57530), (43340, 46547)]