19735560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4217}}^1$

素因数の和:4247

約数の個数: 96

約数和(自身を含む): 69090840

約数和(自身を除く): 49355280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4217, 4680, 8434, 12651, 16868, 21085, 25302, 33736, 37953, 42170, 50604, 54821, 63255, 75906, 84340, 101208, 109642, 126510, 151812, 164463, 168680, 189765, 219284, 253020, 274105, 303624, 328926, 379530, 438568, 493389, 506040, 548210, 657852, 759060, 822315, 986778, 1096420, 1315704, 1518120, 1644630, 1973556, 2192840, 2466945, 3289260, 3947112, 4933890, 6578520, 9867780, 19735560]

約数ペア:

[(1, 19735560), (2, 9867780), (3, 6578520), (4, 4933890), (5, 3947112), (6, 3289260), (8, 2466945), (9, 2192840), (10, 1973556), (12, 1644630), (13, 1518120), (15, 1315704), (18, 1096420), (20, 986778), (24, 822315), (26, 759060), (30, 657852), (36, 548210), (39, 506040), (40, 493389), (45, 438568), (52, 379530), (60, 328926), (65, 303624), (72, 274105), (78, 253020), (90, 219284), (104, 189765), (117, 168680), (120, 164463), (130, 151812), (156, 126510), (180, 109642), (195, 101208), (234, 84340), (260, 75906), (312, 63255), (360, 54821), (390, 50604), (468, 42170), (520, 37953), (585, 33736), (780, 25302), (936, 21085), (1170, 16868), (1560, 12651), (2340, 8434), (4217, 4680)]