104864420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1693}}^1$

素因数の和:1884

約数の個数: 48

約数和(自身を含む): 233365440

約数和(自身を除く): 128501020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 163, 190, 326, 380, 652, 815, 1630, 1693, 3097, 3260, 3386, 6194, 6772, 8465, 12388, 15485, 16930, 30970, 32167, 33860, 61940, 64334, 128668, 160835, 275959, 321670, 551918, 643340, 1103836, 1379795, 2759590, 5243221, 5519180, 10486442, 20972884, 26216105, 52432210, 104864420]

約数ペア:

[(1, 104864420), (2, 52432210), (4, 26216105), (5, 20972884), (10, 10486442), (19, 5519180), (20, 5243221), (38, 2759590), (76, 1379795), (95, 1103836), (163, 643340), (190, 551918), (326, 321670), (380, 275959), (652, 160835), (815, 128668), (1630, 64334), (1693, 61940), (3097, 33860), (3260, 32167), (3386, 30970), (6194, 16930), (6772, 15485), (8465, 12388)]