4089720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 12402720

約数和(自身を除く): 8313000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 197, 346, 394, 519, 591, 692, 788, 865, 985, 1038, 1182, 1384, 1576, 1730, 1970, 2076, 2364, 2595, 2955, 3460, 3940, 4152, 4728, 5190, 5910, 6920, 7880, 10380, 11820, 20760, 23640, 34081, 68162, 102243, 136324, 170405, 204486, 272648, 340810, 408972, 511215, 681620, 817944, 1022430, 1363240, 2044860, 4089720]

約数ペア:

[(1, 4089720), (2, 2044860), (3, 1363240), (4, 1022430), (5, 817944), (6, 681620), (8, 511215), (10, 408972), (12, 340810), (15, 272648), (20, 204486), (24, 170405), (30, 136324), (40, 102243), (60, 68162), (120, 34081), (173, 23640), (197, 20760), (346, 11820), (394, 10380), (519, 7880), (591, 6920), (692, 5910), (788, 5190), (865, 4728), (985, 4152), (1038, 3940), (1182, 3460), (1384, 2955), (1576, 2595), (1730, 2364), (1970, 2076)]