2021969920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{98729}}^1$

素因数の和:98758

約数の個数: 52

約数和(自身を含む): 4852184580

約数和(自身を除く): 2830214660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 10240, 20480, 98729, 197458, 394916, 493645, 789832, 987290, 1579664, 1974580, 3159328, 3949160, 6318656, 7898320, 12637312, 15796640, 25274624, 31593280, 50549248, 63186560, 101098496, 126373120, 202196992, 252746240, 404393984, 505492480, 1010984960, 2021969920]

約数ペア:

[(1, 2021969920), (2, 1010984960), (4, 505492480), (5, 404393984), (8, 252746240), (10, 202196992), (16, 126373120), (20, 101098496), (32, 63186560), (40, 50549248), (64, 31593280), (80, 25274624), (128, 15796640), (160, 12637312), (256, 7898320), (320, 6318656), (512, 3949160), (640, 3159328), (1024, 1974580), (1280, 1579664), (2048, 987290), (2560, 789832), (4096, 493645), (5120, 394916), (10240, 197458), (20480, 98729)]