1899520

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{53}}^1$

素因数の和:85

約数の個数: 88

約数和(自身を含む): 5305824

約数和(自身を除く): 3406304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 256, 265, 280, 320, 371, 424, 448, 512, 530, 560, 640, 742, 848, 896, 1024, 1060, 1120, 1280, 1484, 1696, 1792, 1855, 2120, 2240, 2560, 2968, 3392, 3584, 3710, 4240, 4480, 5120, 5936, 6784, 7168, 7420, 8480, 8960, 11872, 13568, 14840, 16960, 17920, 23744, 27136, 29680, 33920, 35840, 47488, 54272, 59360, 67840, 94976, 118720, 135680, 189952, 237440, 271360, 379904, 474880, 949760, 1899520]

約数ペア:

[(1, 1899520), (2, 949760), (4, 474880), (5, 379904), (7, 271360), (8, 237440), (10, 189952), (14, 135680), (16, 118720), (20, 94976), (28, 67840), (32, 59360), (35, 54272), (40, 47488), (53, 35840), (56, 33920), (64, 29680), (70, 27136), (80, 23744), (106, 17920), (112, 16960), (128, 14840), (140, 13568), (160, 11872), (212, 8960), (224, 8480), (256, 7420), (265, 7168), (280, 6784), (320, 5936), (371, 5120), (424, 4480), (448, 4240), (512, 3710), (530, 3584), (560, 3392), (640, 2968), (742, 2560), (848, 2240), (896, 2120), (1024, 1855), (1060, 1792), (1120, 1696), (1280, 1484)]