1874751980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:891

約数の個数: 96

約数和(自身を含む): 4208198400

約数和(自身を除く): 2333446420

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 58, 94, 97, 116, 145, 188, 194, 235, 290, 388, 470, 485, 580, 709, 940, 970, 1363, 1418, 1940, 2726, 2813, 2836, 3545, 4559, 5452, 5626, 6815, 7090, 9118, 11252, 13630, 14065, 14180, 18236, 20561, 22795, 27260, 28130, 33323, 41122, 45590, 56260, 66646, 68773, 82244, 91180, 102805, 132211, 133292, 137546, 166615, 205610, 264422, 275092, 333230, 343865, 411220, 528844, 661055, 666460, 687730, 966367, 1322110, 1375460, 1932734, 1994417, 2644220, 3232331, 3865468, 3988834, 4831835, 6464662, 7977668, 9663670, 9972085, 12929324, 16161655, 19327340, 19944170, 32323310, 39888340, 64646620, 93737599, 187475198, 374950396, 468687995, 937375990, 1874751980]

約数ペア:

[(1, 1874751980), (2, 937375990), (4, 468687995), (5, 374950396), (10, 187475198), (20, 93737599), (29, 64646620), (47, 39888340), (58, 32323310), (94, 19944170), (97, 19327340), (116, 16161655), (145, 12929324), (188, 9972085), (194, 9663670), (235, 7977668), (290, 6464662), (388, 4831835), (470, 3988834), (485, 3865468), (580, 3232331), (709, 2644220), (940, 1994417), (970, 1932734), (1363, 1375460), (1418, 1322110), (1940, 966367), (2726, 687730), (2813, 666460), (2836, 661055), (3545, 528844), (4559, 411220), (5452, 343865), (5626, 333230), (6815, 275092), (7090, 264422), (9118, 205610), (11252, 166615), (13630, 137546), (14065, 133292), (14180, 132211), (18236, 102805), (20561, 91180), (22795, 82244), (27260, 68773), (28130, 66646), (33323, 56260), (41122, 45590)]