979486580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{5399}}^1$

素因数の和:5648

約数の個数: 48

約数和(自身を含む): 2111961600

約数和(自身を除く): 1132475020

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 193, 235, 386, 470, 772, 940, 965, 1930, 3860, 5399, 9071, 10798, 18142, 21596, 26995, 36284, 45355, 53990, 90710, 107980, 181420, 253753, 507506, 1015012, 1042007, 1268765, 2084014, 2537530, 4168028, 5075060, 5210035, 10420070, 20840140, 48974329, 97948658, 195897316, 244871645, 489743290, 979486580]

約数ペア:

[(1, 979486580), (2, 489743290), (4, 244871645), (5, 195897316), (10, 97948658), (20, 48974329), (47, 20840140), (94, 10420070), (188, 5210035), (193, 5075060), (235, 4168028), (386, 2537530), (470, 2084014), (772, 1268765), (940, 1042007), (965, 1015012), (1930, 507506), (3860, 253753), (5399, 181420), (9071, 107980), (10798, 90710), (18142, 53990), (21596, 45355), (26995, 36284)]