220958720

素因数分解:

$2^{12}\times 5^1\times {\mathrm{10789}}^1$

素因数の和:10818

約数の個数: 52

約数和(自身を含む): 530285340

約数和(自身を除く): 309326620

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, 10789, 20480, 21578, 43156, 53945, 86312, 107890, 172624, 215780, 345248, 431560, 690496, 863120, 1380992, 1726240, 2761984, 3452480, 5523968, 6904960, 11047936, 13809920, 22095872, 27619840, 44191744, 55239680, 110479360, 220958720]

約数ペア:

[(1, 220958720), (2, 110479360), (4, 55239680), (5, 44191744), (8, 27619840), (10, 22095872), (16, 13809920), (20, 11047936), (32, 6904960), (40, 5523968), (64, 3452480), (80, 2761984), (128, 1726240), (160, 1380992), (256, 863120), (320, 690496), (512, 431560), (640, 345248), (1024, 215780), (1280, 172624), (2048, 107890), (2560, 86312), (4096, 53945), (5120, 43156), (10240, 21578), (10789, 20480)]