1720349816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{207371}}^1$

素因数の和:207455

約数の個数: 32

約数和(自身を含む): 3471407280

約数和(自身を除く): 1751057464

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 4148, 8296, 207371, 414742, 829484, 1658968, 3525307, 7050614, 12649631, 14101228, 25299262, 28202456, 50598524, 101197048, 215043727, 430087454, 860174908, 1720349816]

約数ペア:

[(1, 1720349816), (2, 860174908), (4, 430087454), (8, 215043727), (17, 101197048), (34, 50598524), (61, 28202456), (68, 25299262), (122, 14101228), (136, 12649631), (244, 7050614), (488, 3525307), (1037, 1658968), (2074, 829484), (4148, 414742), (8296, 207371)]