3120420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 8826048

約数和(自身を除く): 5705628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 397, 524, 655, 786, 794, 1191, 1310, 1572, 1588, 1965, 1985, 2382, 2620, 3930, 3970, 4764, 5955, 7860, 7940, 11910, 23820, 52007, 104014, 156021, 208028, 260035, 312042, 520070, 624084, 780105, 1040140, 1560210, 3120420]

約数ペア:

[(1, 3120420), (2, 1560210), (3, 1040140), (4, 780105), (5, 624084), (6, 520070), (10, 312042), (12, 260035), (15, 208028), (20, 156021), (30, 104014), (60, 52007), (131, 23820), (262, 11910), (393, 7940), (397, 7860), (524, 5955), (655, 4764), (786, 3970), (794, 3930), (1191, 2620), (1310, 2382), (1572, 1985), (1588, 1965)]