1966663140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{193951}}^1$

素因数の和:193989

約数の個数: 72

約数和(自身を含む): 5962860288

約数和(自身を除く): 3996197148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 193951, 387902, 581853, 775804, 969755, 1163706, 1939510, 2327412, 2521363, 2909265, 3879020, 5042726, 5818530, 7564089, 10085452, 11637060, 12606815, 15128178, 25213630, 30256356, 32777719, 37820445, 50427260, 65555438, 75640890, 98333157, 131110876, 151281780, 163888595, 196666314, 327777190, 393332628, 491665785, 655554380, 983331570, 1966663140]

約数ペア:

[(1, 1966663140), (2, 983331570), (3, 655554380), (4, 491665785), (5, 393332628), (6, 327777190), (10, 196666314), (12, 163888595), (13, 151281780), (15, 131110876), (20, 98333157), (26, 75640890), (30, 65555438), (39, 50427260), (52, 37820445), (60, 32777719), (65, 30256356), (78, 25213630), (130, 15128178), (156, 12606815), (169, 11637060), (195, 10085452), (260, 7564089), (338, 5818530), (390, 5042726), (507, 3879020), (676, 2909265), (780, 2521363), (845, 2327412), (1014, 1939510), (1690, 1163706), (2028, 969755), (2535, 775804), (3380, 581853), (5070, 387902), (10140, 193951)]