2040555008

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4463}}^1$

素因数の和:4547

約数の個数: 80

約数和(自身を含む): 4384005120

約数和(自身を除く): 2343450112

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 76, 94, 128, 152, 188, 256, 304, 376, 512, 608, 752, 893, 1216, 1504, 1786, 2432, 3008, 3572, 4463, 4864, 6016, 7144, 8926, 9728, 12032, 14288, 17852, 24064, 28576, 35704, 57152, 71408, 84797, 114304, 142816, 169594, 209761, 228608, 285632, 339188, 419522, 457216, 571264, 678376, 839044, 1142528, 1356752, 1678088, 2285056, 2713504, 3356176, 3985459, 5427008, 6712352, 7970918, 10854016, 13424704, 15941836, 21708032, 26849408, 31883672, 43416064, 53698816, 63767344, 107397632, 127534688, 255069376, 510138752, 1020277504, 2040555008]

約数ペア:

[(1, 2040555008), (2, 1020277504), (4, 510138752), (8, 255069376), (16, 127534688), (19, 107397632), (32, 63767344), (38, 53698816), (47, 43416064), (64, 31883672), (76, 26849408), (94, 21708032), (128, 15941836), (152, 13424704), (188, 10854016), (256, 7970918), (304, 6712352), (376, 5427008), (512, 3985459), (608, 3356176), (752, 2713504), (893, 2285056), (1216, 1678088), (1504, 1356752), (1786, 1142528), (2432, 839044), (3008, 678376), (3572, 571264), (4463, 457216), (4864, 419522), (6016, 339188), (7144, 285632), (8926, 228608), (9728, 209761), (12032, 169594), (14288, 142816), (17852, 114304), (24064, 84797), (28576, 71408), (35704, 57152)]