26883920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:868

約数の個数: 80

約数和(自身を含む): 72697728

約数和(自身を除く): 45813808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 787, 854, 976, 1220, 1574, 1708, 2135, 2440, 3148, 3416, 3935, 4270, 4880, 5509, 6296, 6832, 7870, 8540, 11018, 12592, 15740, 17080, 22036, 27545, 31480, 34160, 44072, 48007, 55090, 62960, 88144, 96014, 110180, 192028, 220360, 240035, 336049, 384056, 440720, 480070, 672098, 768112, 960140, 1344196, 1680245, 1920280, 2688392, 3360490, 3840560, 5376784, 6720980, 13441960, 26883920]

約数ペア:

[(1, 26883920), (2, 13441960), (4, 6720980), (5, 5376784), (7, 3840560), (8, 3360490), (10, 2688392), (14, 1920280), (16, 1680245), (20, 1344196), (28, 960140), (35, 768112), (40, 672098), (56, 480070), (61, 440720), (70, 384056), (80, 336049), (112, 240035), (122, 220360), (140, 192028), (244, 110180), (280, 96014), (305, 88144), (427, 62960), (488, 55090), (560, 48007), (610, 44072), (787, 34160), (854, 31480), (976, 27545), (1220, 22036), (1574, 17080), (1708, 15740), (2135, 12592), (2440, 11018), (3148, 8540), (3416, 7870), (3935, 6832), (4270, 6296), (4880, 5509)]