6445140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8263}}^1$

素因数の和:8288

約数の個数: 48

約数和(自身を含む): 19436928

約数和(自身を除く): 12991788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 8263, 16526, 24789, 33052, 41315, 49578, 82630, 99156, 107419, 123945, 165260, 214838, 247890, 322257, 429676, 495780, 537095, 644514, 1074190, 1289028, 1611285, 2148380, 3222570, 6445140]

約数ペア:

[(1, 6445140), (2, 3222570), (3, 2148380), (4, 1611285), (5, 1289028), (6, 1074190), (10, 644514), (12, 537095), (13, 495780), (15, 429676), (20, 322257), (26, 247890), (30, 214838), (39, 165260), (52, 123945), (60, 107419), (65, 99156), (78, 82630), (130, 49578), (156, 41315), (195, 33052), (260, 24789), (390, 16526), (780, 8263)]