681918.0000000

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2729}}^1$

素因数の和:2771

約数の個数: 40

約数和(自身を含む): 15233400

約数和(自身を除く): 8902120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 2729, 5458, 10916, 13645, 21832, 27290, 43664, 54580, 79141, 109160, 158282, 218320, 316564, 395705, 633128, 791410, 1266256, 1582820, 3165640, 6331280]

約数ペア:

[(1, 6331280), (2, 3165640), (4, 1582820), (5, 1266256), (8, 791410), (10, 633128), (16, 395705), (20, 316564), (29, 218320), (40, 158282), (58, 109160), (80, 79141), (116, 54580), (145, 43664), (232, 27290), (290, 21832), (464, 13645), (580, 10916), (1160, 5458), (2320, 2729)]