19397040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6217}}^1$

素因数の和:6246

約数の個数: 80

約数和(自身を含む): 64766688

約数和(自身を除く): 45369648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 6217, 12434, 18651, 24868, 31085, 37302, 49736, 62170, 74604, 80821, 93255, 99472, 124340, 149208, 161642, 186510, 242463, 248680, 298416, 323284, 373020, 404105, 484926, 497360, 646568, 746040, 808210, 969852, 1212315, 1293136, 1492080, 1616420, 1939704, 2424630, 3232840, 3879408, 4849260, 6465680, 9698520, 19397040]

約数ペア:

[(1, 19397040), (2, 9698520), (3, 6465680), (4, 4849260), (5, 3879408), (6, 3232840), (8, 2424630), (10, 1939704), (12, 1616420), (13, 1492080), (15, 1293136), (16, 1212315), (20, 969852), (24, 808210), (26, 746040), (30, 646568), (39, 497360), (40, 484926), (48, 404105), (52, 373020), (60, 323284), (65, 298416), (78, 248680), (80, 242463), (104, 186510), (120, 161642), (130, 149208), (156, 124340), (195, 99472), (208, 93255), (240, 80821), (260, 74604), (312, 62170), (390, 49736), (520, 37302), (624, 31085), (780, 24868), (1040, 18651), (1560, 12434), (3120, 6217)]