858204560

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{1051}}^1$

素因数の和:1296

約数の個数: 80

約数和(自身を含む): 2042815680

約数和(自身を除く): 1184611120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 173, 236, 295, 346, 472, 590, 692, 865, 944, 1051, 1180, 1384, 1730, 2102, 2360, 2768, 3460, 4204, 4720, 5255, 6920, 8408, 10207, 10510, 13840, 16816, 20414, 21020, 40828, 42040, 51035, 62009, 81656, 84080, 102070, 124018, 163312, 181823, 204140, 248036, 310045, 363646, 408280, 496072, 620090, 727292, 816560, 909115, 992144, 1240180, 1454584, 1818230, 2480360, 2909168, 3636460, 4960720, 7272920, 10727557, 14545840, 21455114, 42910228, 53637785, 85820456, 107275570, 171640912, 214551140, 429102280, 858204560]

約数ペア:

[(1, 858204560), (2, 429102280), (4, 214551140), (5, 171640912), (8, 107275570), (10, 85820456), (16, 53637785), (20, 42910228), (40, 21455114), (59, 14545840), (80, 10727557), (118, 7272920), (173, 4960720), (236, 3636460), (295, 2909168), (346, 2480360), (472, 1818230), (590, 1454584), (692, 1240180), (865, 992144), (944, 909115), (1051, 816560), (1180, 727292), (1384, 620090), (1730, 496072), (2102, 408280), (2360, 363646), (2768, 310045), (3460, 248036), (4204, 204140), (4720, 181823), (5255, 163312), (6920, 124018), (8408, 102070), (10207, 84080), (10510, 81656), (13840, 62009), (16816, 51035), (20414, 42040), (21020, 40828)]