19078560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13249}}^1$

素因数の和:13270

約数の個数: 72

約数和(自身を含む): 65110500

約数和(自身を除く): 46031940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13249, 26498, 39747, 52996, 66245, 79494, 105992, 119241, 132490, 158988, 198735, 211984, 238482, 264980, 317976, 397470, 423968, 476964, 529960, 596205, 635952, 794940, 953928, 1059920, 1192410, 1271904, 1589880, 1907856, 2119840, 2384820, 3179760, 3815712, 4769640, 6359520, 9539280, 19078560]

約数ペア:

[(1, 19078560), (2, 9539280), (3, 6359520), (4, 4769640), (5, 3815712), (6, 3179760), (8, 2384820), (9, 2119840), (10, 1907856), (12, 1589880), (15, 1271904), (16, 1192410), (18, 1059920), (20, 953928), (24, 794940), (30, 635952), (32, 596205), (36, 529960), (40, 476964), (45, 423968), (48, 397470), (60, 317976), (72, 264980), (80, 238482), (90, 211984), (96, 198735), (120, 158988), (144, 132490), (160, 119241), (180, 105992), (240, 79494), (288, 66245), (360, 52996), (480, 39747), (720, 26498), (1440, 13249)]