19837920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1117}}^1$

素因数の和:1172

約数の個数: 96

約数和(自身を含む): 64235808

約数和(自身を除く): 44397888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 74, 80, 96, 111, 120, 148, 160, 185, 222, 240, 296, 370, 444, 480, 555, 592, 740, 888, 1110, 1117, 1184, 1480, 1776, 2220, 2234, 2960, 3351, 3552, 4440, 4468, 5585, 5920, 6702, 8880, 8936, 11170, 13404, 16755, 17760, 17872, 22340, 26808, 33510, 35744, 41329, 44680, 53616, 67020, 82658, 89360, 107232, 123987, 134040, 165316, 178720, 206645, 247974, 268080, 330632, 413290, 495948, 536160, 619935, 661264, 826580, 991896, 1239870, 1322528, 1653160, 1983792, 2479740, 3306320, 3967584, 4959480, 6612640, 9918960, 19837920]

約数ペア:

[(1, 19837920), (2, 9918960), (3, 6612640), (4, 4959480), (5, 3967584), (6, 3306320), (8, 2479740), (10, 1983792), (12, 1653160), (15, 1322528), (16, 1239870), (20, 991896), (24, 826580), (30, 661264), (32, 619935), (37, 536160), (40, 495948), (48, 413290), (60, 330632), (74, 268080), (80, 247974), (96, 206645), (111, 178720), (120, 165316), (148, 134040), (160, 123987), (185, 107232), (222, 89360), (240, 82658), (296, 67020), (370, 53616), (444, 44680), (480, 41329), (555, 35744), (592, 33510), (740, 26808), (888, 22340), (1110, 17872), (1117, 17760), (1184, 16755), (1480, 13404), (1776, 11170), (2220, 8936), (2234, 8880), (2960, 6702), (3351, 5920), (3552, 5585), (4440, 4468)]