538240

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^2$

素因数の和:77

約数の個数: 48

約数和(自身を含む): 1332630

約数和(自身を除く): 794390

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 841, 928, 1160, 1682, 1856, 2320, 3364, 3712, 4205, 4640, 6728, 8410, 9280, 13456, 16820, 18560, 26912, 33640, 53824, 67280, 107648, 134560, 269120, 538240]

約数ペア:

[(1, 538240), (2, 269120), (4, 134560), (5, 107648), (8, 67280), (10, 53824), (16, 33640), (20, 26912), (29, 18560), (32, 16820), (40, 13456), (58, 9280), (64, 8410), (80, 6728), (116, 4640), (128, 4205), (145, 3712), (160, 3364), (232, 2320), (290, 1856), (320, 1682), (464, 1160), (580, 928), (640, 841)]