3205120

素因数分解:

$2^{11}\times 5^1\times {\mathrm{313}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 7714980

約数和(自身を除く): 4509860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 313, 320, 512, 626, 640, 1024, 1252, 1280, 1565, 2048, 2504, 2560, 3130, 5008, 5120, 6260, 10016, 10240, 12520, 20032, 25040, 40064, 50080, 80128, 100160, 160256, 200320, 320512, 400640, 641024, 801280, 1602560, 3205120]

約数ペア:

[(1, 3205120), (2, 1602560), (4, 801280), (5, 641024), (8, 400640), (10, 320512), (16, 200320), (20, 160256), (32, 100160), (40, 80128), (64, 50080), (80, 40064), (128, 25040), (160, 20032), (256, 12520), (313, 10240), (320, 10016), (512, 6260), (626, 5120), (640, 5008), (1024, 3130), (1252, 2560), (1280, 2504), (1565, 2048)]