56401880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1579}}^1$

素因数の和:1656

約数の個数: 64

約数和(自身を含む): 136512000

約数和(自身を除く): 80110120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1579, 1786, 1880, 3158, 3572, 4465, 6316, 7144, 7895, 8930, 12632, 15790, 17860, 30001, 31580, 35720, 60002, 63160, 74213, 120004, 148426, 150005, 240008, 296852, 300010, 371065, 593704, 600020, 742130, 1200040, 1410047, 1484260, 2820094, 2968520, 5640188, 7050235, 11280376, 14100470, 28200940, 56401880]

約数ペア:

[(1, 56401880), (2, 28200940), (4, 14100470), (5, 11280376), (8, 7050235), (10, 5640188), (19, 2968520), (20, 2820094), (38, 1484260), (40, 1410047), (47, 1200040), (76, 742130), (94, 600020), (95, 593704), (152, 371065), (188, 300010), (190, 296852), (235, 240008), (376, 150005), (380, 148426), (470, 120004), (760, 74213), (893, 63160), (940, 60002), (1579, 35720), (1786, 31580), (1880, 30001), (3158, 17860), (3572, 15790), (4465, 12632), (6316, 8930), (7144, 7895)]