1898474880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{988789}}^1$

素因数の和:988811

約数の個数: 64

約数和(自身を含む): 6051394800

約数和(自身を除く): 4152919920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 988789, 1977578, 2966367, 3955156, 4943945, 5932734, 7910312, 9887890, 11865468, 14831835, 15820624, 19775780, 23730936, 29663670, 31641248, 39551560, 47461872, 59327340, 63282496, 79103120, 94923744, 118654680, 126564992, 158206240, 189847488, 237309360, 316412480, 379694976, 474618720, 632824960, 949237440, 1898474880]

約数ペア:

[(1, 1898474880), (2, 949237440), (3, 632824960), (4, 474618720), (5, 379694976), (6, 316412480), (8, 237309360), (10, 189847488), (12, 158206240), (15, 126564992), (16, 118654680), (20, 94923744), (24, 79103120), (30, 63282496), (32, 59327340), (40, 47461872), (48, 39551560), (60, 31641248), (64, 29663670), (80, 23730936), (96, 19775780), (120, 15820624), (128, 14831835), (160, 11865468), (192, 9887890), (240, 7910312), (320, 5932734), (384, 4943945), (480, 3955156), (640, 2966367), (960, 1977578), (1920, 988789)]