420143656

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{8831}}^1$

素因数の和:9169

約数の個数: 32

約数和(自身を含む): 831974400

約数和(自身を除く): 411830744

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 313, 626, 1252, 2504, 5947, 8831, 11894, 17662, 23788, 35324, 47576, 70648, 167789, 335578, 671156, 1342312, 2764103, 5528206, 11056412, 22112824, 52517957, 105035914, 210071828, 420143656]

約数ペア:

[(1, 420143656), (2, 210071828), (4, 105035914), (8, 52517957), (19, 22112824), (38, 11056412), (76, 5528206), (152, 2764103), (313, 1342312), (626, 671156), (1252, 335578), (2504, 167789), (5947, 70648), (8831, 47576), (11894, 35324), (17662, 23788)]