20112950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 45934560

約数和(自身を除く): 25821610

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 29, 50, 55, 58, 65, 97, 110, 130, 143, 145, 194, 275, 286, 290, 319, 325, 377, 485, 550, 638, 650, 715, 725, 754, 970, 1067, 1261, 1430, 1450, 1595, 1885, 2134, 2425, 2522, 2813, 3190, 3575, 3770, 4147, 4850, 5335, 5626, 6305, 7150, 7975, 8294, 9425, 10670, 12610, 13871, 14065, 15950, 18850, 20735, 26675, 27742, 28130, 30943, 31525, 36569, 41470, 53350, 61886, 63050, 69355, 70325, 73138, 103675, 138710, 140650, 154715, 182845, 207350, 309430, 346775, 365690, 402259, 693550, 773575, 804518, 914225, 1547150, 1828450, 2011295, 4022590, 10056475, 20112950]

約数ペア:

[(1, 20112950), (2, 10056475), (5, 4022590), (10, 2011295), (11, 1828450), (13, 1547150), (22, 914225), (25, 804518), (26, 773575), (29, 693550), (50, 402259), (55, 365690), (58, 346775), (65, 309430), (97, 207350), (110, 182845), (130, 154715), (143, 140650), (145, 138710), (194, 103675), (275, 73138), (286, 70325), (290, 69355), (319, 63050), (325, 61886), (377, 53350), (485, 41470), (550, 36569), (638, 31525), (650, 30943), (715, 28130), (725, 27742), (754, 26675), (970, 20735), (1067, 18850), (1261, 15950), (1430, 14065), (1450, 13871), (1595, 12610), (1885, 10670), (2134, 9425), (2425, 8294), (2522, 7975), (2813, 7150), (3190, 6305), (3575, 5626), (3770, 5335), (4147, 4850)]