419828788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{863}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 799787520

約数和(自身を除く): 379958732

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 173, 346, 692, 703, 863, 1406, 1726, 2812, 3287, 3452, 6401, 6574, 12802, 13148, 16397, 25604, 31931, 32794, 63862, 65588, 121619, 127724, 149299, 243238, 298598, 486476, 597196, 606689, 1213378, 2426756, 2836681, 5524063, 5673362, 11048126, 11346724, 22096252, 104957197, 209914394, 419828788]

約数ペア:

[(1, 419828788), (2, 209914394), (4, 104957197), (19, 22096252), (37, 11346724), (38, 11048126), (74, 5673362), (76, 5524063), (148, 2836681), (173, 2426756), (346, 1213378), (692, 606689), (703, 597196), (863, 486476), (1406, 298598), (1726, 243238), (2812, 149299), (3287, 127724), (3452, 121619), (6401, 65588), (6574, 63862), (12802, 32794), (13148, 31931), (16397, 25604)]